Can you guys please help?

Natural gas is a substance that occurs naturally in Earth’s crust. Is it a mineral? Explain your answer.

Answers

Answer 1

Answer:

No

Explanation:

It is not a solid and it is not inorganic.

Answer 2

Natural Gas is not a mineral because it does not meet the necessary criteria; it is not solid at room temperature and does not have a crystalline structure. It is a gaseous mixture mainly composed of methane and arises from biogenic or thermogenic processes.

No, natural gas is not considered a mineral. While natural gas does arise from geological processes, the definition of a mineral is a naturally occurring inorganic element or compound having an orderly internal structure and characteristic chemical composition, crystal form, and physical properties. To be classified as a mineral, a substance must be solid and stable at room temperature, which natural gas is not as it is a gaseous fossil fuel. Natural gas is mainly composed of methane (CH₄), with smaller amounts of other hydrocarbons like ethane (C₂H₆), propane (C₃H₈), and butane (C₄H₁₀), and sometimes contains impurities such as hydrogen sulfide.

As a gaseous mixture that lacks a definite crystal structure and is not solid at room temperature, natural gas does not meet the criteria for a mineral. Additionally, it is biogenic or thermogenic in origin, meaning it forms from the decay of organic matter or from the compression and heat treatment of organic material deep underground, respectively.


Related Questions

What happens to sister chromatids in meiosis II? *

Answers

In meiosis II, sister chromatids in the haploid cells formed from meiosis I are separated, resulting in four genetically distinct haploid cells. This process closely resembles mitotic division, with anaphase II being the stage where sister chromatids are pulled toward opposite poles of the cell.

During meiosis II, the process involves the separation of sister chromatids that are present in the haploid cells formed from meiosis I. This essential step concludes with the creation of four unique haploid cells, each carrying a single set of genetic information. The stages of meiosis II run in parallel for the two cells that resulted from meiosis I. One noteworthy fact is that meiosis II is akin to the mitotic division observed in haploid cells. After progressing through stages such as prophase II and prometaphase II, the cell reaches anaphase II.

In anaphase II, kinetochore microtubules pull the sister chromatids apart, ensuring that they migrate toward opposite poles of the cell. Consequently, each chromatid now becomes an individual chromosome. The non-kinetochore microtubules function to elongate the cell during this phase. The separation in anaphase II results in the presence of 23 chromosomes at both poles of the cell.

If sister chromatids do not separate properly during meiosis II, it may lead to the production of abnormal gametes, with one gamete containing an extra copy of the chromosome and another lacking it altogether.

In southern Arizona, in the Chiricahue Mountains, there are species of toads that live aciya
the top of individual mountains. Because these toads have adapted to the elevation as tops
of these mountains, they have become reproductively isolated from all other species of toad
within that mountain range.

Answers

Answer:

Geographic isolation

Explanation:

Geographic isolation can be described as a term that describes the model of speciation in which a biological population becomes isolated from other members of the population and can no longer have gene flow with them.

The same scenario of gene isolation is occurring in the species of taods which live at the top of the mountains in southern Arizona. This population has become reproductively isolated fro all other species of toads within the mountain range.

how does the moon’s appearance change as the moon revolves around earth

Answers

Answer:

We only see the Moon because sunlight reflects back to us from its surface. During the course of a month, the Moon circles once around the Earth. If we could magically look down on our solar system, we would see that the half of the Moon facing the Sun is always lit. But the lit side does not always face the Earth!

Explanation:

Answer:

At first the Moon is dark. Then the Moon is a thin sliver [crescent]. Then half of the Moon is lit up. Then most of the Moon is lit up. Then the Moon is full. After that the Moon is mostly lit up, then half lit up, then a thin sliver, and finally completely dark again

Explanation:

What is a good site to use for writing a science essy on mescosoms? And one that has an author? Please Help me out here!!!​

Answers

Answer:brain pop

Explanation:

its all science

how does DNA testing in real course compare to tv.​

Answers

Answer: TV isnt always real, DNA testing in real life is real.

Explanation:

How do cells replicate

Answers

Answer:

meiosis and mitosis?

Explanation:

Paramecia are single -celled organisms that reproduce sexually and asexually . How is a paramecium able to reproduce sexually ?
(1 ) by breaking into different pieces that grow into adults
( 2) by splitting in half to form two identical paramecia
(3 ) by exchanging genetic material with another paramecium
( 4) by acquiring new genes through mutation

Answers

oooooooooooooooooooo

Answer:

binary fission.

Explanation:

Which of these is an acceptable approach to major forestry issues?
A) clear-cutting to provide for industry and spur new growth
B) logging near rivers for transport but having stream protection zones
C) certification of a forest as well-managed versus sustainable
D) allowing no recreational use in a national forest

Answers

Answer:

Which of these is an acceptable approach to major forestry issues?

certification of a forest as well-managed versus sustainable

Explanation:

when forest are certified, it enables users to be aware of every rules and regulations and strict compliance of such, also it protects the biodiversity of organisms as no one has veto power to cut timbre unnecessarily or kill any wild animals

Answer:

C)  certification of a forest as well-managed versus sustainable

Explanation:

took the test and got it right!

Provide an example of how two populations could become isolated and explain how that isolation could lead to the evolution of a new species.

Answers

Ecological Isolation

Ecological, or habitat, isolation occurs when two species that could interbreed do not because the species live in different areas. For example, in India both the lion and tiger exist and are capable of interbreeding; however, the lion lives in the grasslands and the tiger lives in the forest. The two species live in different habitats and will not encounter one another: each is isolated from the other species.
Change in an organism's environment forces the organism to adapt to fit the new environment, eventually causing it to evolve into a new species. ... Isolation means that organisms of the same species are separated, and happens when there is something between the organisms that they can't cross.

Final answer:

Habitat isolation can result from geographical changes like floods, leading to nature's forces such as natural selection and mutation driving genetic divergence and eventually the evolution of new species.

Explanation:

Populations can become isolated via a process known as habitat isolation, an essential mechanism leading to allopatric speciation. For instance, if a flood divides a cricket population, these two groups may be stranded in different environments. Without interaction, including reproduction, crucial genetic exchanges cease to occur, and the populations become genetically independent.

As time passes, forces such as natural selection, mutation, and genetic drift contribute to the divergence of the populations. This divergence can lead to significant evolutionary changes, sometimes to the point where the two populations can no longer interbreed, becoming distinct species. An example of a geographical barrier resulting in such isolation could be the formation of a new river or mountain range, separating populations and restricting gene flow.

Many plants, such as the potato plant, avoid insect predation by producing highly toxic sap. However, the potato bug, unlike most insects, has adapted to the toxins and can still eat the potato plant. In turn, over a long period of time, potatoes are likely to develop more chemical defenses against the potato bugs.

This type of consistent adaptation between two species is known as
A. co-evolution.
B. commensalism.
C. a reliazed niche.
D. a fundamental niche.

Answers

Answer:

Many plants, such as the potato plant, avoid insect predation by producing highly toxic sap. However, the potato bug, unlike most insects, has adapted to the toxins and can still eat the potato plant. In turn, over a long period of time, potatoes are likely to develop more chemical defenses against the potato bugs.

Commensalism is the relationship that exists between both potato plant and potato bug

Explanation:

Commensalism entails relationship between two organisms where one gains and the other does not either gain or lose. The analogy above shows that the insect potato bug gains from the plant but the potato plant does not gain nor lose as a result of this

Answer:

A-Co-evolution

Explanation:

I got the question on UsaTestPrep

What DOES NOT happen in Interphase??
The cells are dividing.
The cells are carrying out cellular
processes.
The cells are growing.
The cells are replicating DNA.

Answers

Answer:

the cells dividing does not happen in interphase

Explanation:

During the mitotic phase, the replicated DNA and cytoplasmic contents are separated, and the cell divides.

Final answer:

The event that does not occur in Interphase is the actual division of the cell. Instead, the cell grows, replicates its DNA, and prepares for mitosis.

Explanation:

Interphase is a phase in the cell cycle where the cell grows, duplicates its DNA, and prepares for mitosis. However, one thing that DOES NOT happen during Interphase is that the cells are dividing. Cell division itself happens during the mitosis phase, not Interphase. During Interphase, the cell is mainly focused on growing and preparing for division by replicating its DNA and carrying out other cellular processes.

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Explain how energy impacts the quality of life for individuals and society.

Answers

Answer:

The increasing demand of energy affects the quality of life.

The more the use of energy, the more reliable and easier the life will be for an individual. A society which has more usage if energy will be more developed.

If energy, such as light, is not present in a society than the individuals will have trouble and will not be able to live a more simpler life.

The quality of life is greatly impacted by the amount of energy that is used by each individual as well as each society.

Final answer:

Energy availability greatly influences the quality of life, enabling convenience and economic growth in energy-rich societies while posing environmental, health, and social challenges. In contrast, energy-poor regions struggle with economic development and achieving a basic quality of life. Addressing these disparities and impacts is essential for a sustainable global future.

Explanation:

Energy profoundly impacts the quality of life for individuals and society as a whole, serving as a foundational element in modern civilization. Abundant energy availability enables the technological advancements and conveniences that characterize high standards of living in industrialized nations. However, energy production and consumption also have significant environmental, social, and political implications.

For societies in industrialized countries, energy consumption facilitates economic prosperity, powers a myriad of appliances that simplify daily chores, and supports systems that promote health and well-being. Yet, this energy-rich lifestyle is not without consequences. The extraction and usage of energy resources, including fossil fuels and nuclear power, can lead to environmental degradation, health hazards from pollution, and complex socio-political challenges such as civil unrest and global conflict over energy supplies. Renewable energy sources offer some solutions but also come with their own environmental and economic costs.

On the other hand, energy-poor regions face significant challenges. Lack of access to reliable energy sources limits economic growth, exacerbates poverty, and constrains the basic quality of life. Efforts to provide sustainable, affordable, and clean energy solutions are crucial for improving living conditions and promoting social equity worldwide.

Which two claims are based on science?
4 of 11 QUESTIONS
The data gathered from seaside laboratories around the world show that
global sea levels have risen.
Earth's temperature must be rising, because winter sports are less
popular than in the past.
Many people worry that increased global temperatures will cause their
businesses to lose profits.
Temperature measurements show that many climates are warmer than
they were in the past.

Answers

- Many people worry that increased global temperatures will cause their

businesses to lose profits.

(IT IS SCIENTIFIC)

- Temperature measurements show that many climates are warmer than

they were in the past.

(IT IS ALSO SCIENTIFIC)

Answer:

"The data gathered from seaside laboratories around the world show that

global sea levels have risen" and "Temperature measurements show that many climates are warmer than  they were in the past" both are answers based on scientific research.

Explanation:

How does water distribution on Earth affect settlement of populations?

Answers

Answer:

Water distribution on Earth greatly affect settlement of population because water is a necessary item for the survival of living creatures. Without water there is no life. Availability of water increases vegetation and increases the beautification of the area and peoples are attracted to live there.

Those areas where plenty of water is available having maximum population while those areas where water is present in low quantity, the population is also low like deserts.

Final answer:

Water distribution on Earth significantly impacts population settlement patterns, with safe water availability being a critical factor for community prosperity and growth. Urbanization and climate change further influence these patterns, stressing water resources in certain regions, and consequently, economic activities and sustainability of settlements.

Explanation:

Water distribution on Earth plays a vital role in shaping the settlement patterns of populations. Access to safe water is a primary determinant of health and prosperity, influencing where communities can live and thrive. The management and distribution of this key natural resource greatly affect the location and patterns of movement of products, money, and people. For example, regions with abundant freshwater have historically seen the growth of cultural hearths, where agricultural practices and subsequent cultural activities flourished.

Urbanization trends further complicate this picture. As economic development continues, many rural populations migrate to urban areas in pursuit of better educational and job opportunities, leading to increased stress on the water resources in these regions. Climate change is exacerbating this issue, causing many to relocate from endangered regions such as sub-Saharan Africa due to water scarcity.

Settlement patterns have also been influenced by factors like economic development, transportation, and the availability of resources, leading to vast differences in population distribution between urban and rural areas, as well as within regions of varying water abundance. The social and economic activities related to water distribution also impact the sustainability of settlements and the quality of life for the residents.

Which statement describes both predators and parasites?

A. They attack living organisms.

B. They live inside another living organism.

c. They feed on pieces of dead animals.

D. They kill animals for food.

Answers

The answer to your question is A

Answer:

Which statement describes both predators and parasites?

They attack living organisms.

Explanation:

Both parasites and predators causes harm to other organism which might eventually lead to the death of the host as in the case of parasite and prey as in the case of predators. They both attach living organism for survival

What is the significance of the altered path of the Carrizo Creek?

Answers

Answer:

was a former stage station of the San Antonio-San Diego Mail Line

Explanation:

Final answer:

The altered path of the Carrizo Creek is significant as it could impact the ecosystem, human access to water resources, and may be indicative of larger environmental changes. Tracking such changes is crucial for managing land and water resources.

Explanation:

The altered path of the Carrizo Creek signifies a change in geographical patterns that could have multiple impacts. An alteration in a creek's path can change its role in the ecosystem, affecting the wildlife and vegetation that depend on it for survival. This is also significant from a human perspective, as it might influence the deployment and management of water resources. For example, if the creek was a primary water source for a community, an altered path could potentially impact their access to water.

Taking note of such changes is central to managing natural resources and could indeed also be indicative of larger environmental changes in progress due to factors like climate change or geographical occurrences. Therefore, the significance of the altered path of the Carrizo Creek could range from ecosystem effects to impacts on human resource management and the tracking of global environmental changes.

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How many arms does a octopus have

Answers

Answer:

8

Explanation:

beacue they are just like that

Answer:

6 arms

Explanation:

How did the increasing amounts of oxygen in earth atmosphere allow organisms to live on land

Answers

Answer:

The increasing amounts of oxygen in earth atmosphere allow more growth of blue green algae.

Oxygen is present about 21 % in the earth atmosphere. Oxygen is important for the survival of living organisms because every living cell needs oxygen for respiration. In respiration, food molecules are broken down to produce energy with the help of oxygen. This energy is used by the cell in different processes.

Final answer:

The accumulation of oxygen in Earth's atmosphere, largely due to photosynthesis by cyanobacteria, enabled the evolution of aerobic organisms and the colonization of land by protecting organisms from ultraviolet radiation through ozone formation.

Explanation:

The increase in amounts of oxygen in Earth's atmosphere was critical for the colonization of land by organisms. Early on, Earth's atmosphere was anoxic, which means it had no molecular oxygen, and only anaerobic organisms could thrive. However, the advent of photosynthesis, particularly from cyanobacteria, began to alter the atmosphere by increasing oxygen levels. This oxygenation process facilitated the development of more efficient, oxygen-utilizing catabolic pathways in organisms. Furthermore, a portion of the atmospheric oxygen was transformed into ozone (O3), which plays a vital role in absorbing harmful ultraviolet light, thus protecting land-dwelling organisms from DNA-damaging mutations. Over time, these conditions allowed for a diversity of life forms to evolve and utilize the organic materials produced by plants, leading to a significant increase in animal population and diversity on land.

Which elements make up a water molecule?

A).hydrogen and nitrogen
B).oxygen and nitrogen
C).oxygen and carbon
D).hydrogen and oxygen

Answers

Answer:

D). hydrogen and oxygen

Explanation:

A water molecule consists of three atoms; an oxygen atom and two hydrogen atoms, which are bond together like little magnets. The atoms consist of matter that has a nucleus in the centre. The difference between atoms is expressed by atomic numbers.

At which point in the graph has the population reached carrying capacity?
A.) Point D
B.) point A
C.) point C
D.) point B

Answers

A. Point D

Explanation:

Because I have eyes lol

At point D graph has the population reached carrying capacity.

What is carrying capacity?

Another way to think of carrying capacity is as the population size at which the population growth rate is zero. Contrast it with the phrase equilibrium population, which is characterized as a population in which the gene frequencies have achieved equilibrium between mutation pressure and selection pressure.

Carrying capacity in archeology refers to the number and density of prehistoric inhabitants that a particular location could support.  In this branch of study, the carrying capacity of an environment is determined by the maximum population for a specific time period.

But historical research shows that the idea that the human population would eventually reach its maximum size is very uncommon. The majority of the time, human population density changes.

Therefore, At point D graph has the population reached carrying capacity.

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This photo shows evidence
of the interaction of Earth's
subsystems. Which of Earth's
subsystems are interacting
during a landslide? Circle all
that apply
A. geosphere
B. biosphere
C. atmosphere
D. hydrosphere

Answers

Answer:

Geosphere

Hydrosphere

Explanation:

During a landslide the earths geosphere and hydrosphere are interacting. Landslide is a form of mass wasting by which large mounds of earth moves down slope under gravity.

Landslide is usually triggered by the availability of water which attenuates friction on rock surfaces forcing materials to roll down the slope. It usually occurs after rainfall event.

The water, a component of the hydrosphere acts as lubricant for the earth to move thereby reducing internal friction to nearly zero.

Geosphere and Hydrosphere are interacting during a landslide.

During a landslide, the geosphere and hydrosphere, representing the Earth's solid and water components, interact in a dynamic and often complex manner. The geosphere encompasses the solid Earth, including the soil and rock layers involved in the landslide. Heavy rainfall or the presence of water in the form of groundwater can significantly influence the stability of these geological materials. Excessive water infiltration into the soil can increase its weight, reduce cohesion between particles, and weaken the overall structure, making it more susceptible to sliding.

The hydrosphere, representing the Earth's water bodies, plays a crucial role in triggering landslides. Intense or prolonged rainfall can saturate the soil, leading to increased pore water pressure. This pressure reduces the frictional resistance between soil particles and can initiate slope failures. Waterlogged conditions on hillsides may also lubricate the sliding surfaces, facilitating the movement of soil and rock downslope.

Conversely, landslides can impact the hydrosphere by blocking rivers or streams, leading to the formation of temporary dams and potential flooding upstream. The rapid movement of debris during a landslide can also alter the course of water bodies, impacting aquatic ecosystems.

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Q.9. In volcanic areas, groundwater heated by magma is a source of _____
energy

a) solar
b) hydroelectric
c) biomass
d) geothermal

Q.10. What is the largest and most active volcano in the world?

a) Olympus Mons
b) Mount Ruiz
c) Mauna Loa
d) Mount Vesuvius

Q.11.
_____ forms when repeated lava flows build up a broad, gently
sloping mountain, like Mauna Kea in Hawaii.

a) Cinder cones volcano
b) Composite volcano
c) Shield volcano
d) Lava dome volcano

Answers

Answer:

Explanation:

D) geothermal

C) Mauna Loa

D) Lava dome

Answer:

Correct answers are below.

Q.9. In volcanic areas, groundwater heated by magma is a source of _____

energy

D., or "geothermal".

Q.10. What is the largest and most active volcano in the world?

C., or "Mauna Loa".

Q.11.

_____ forms when repeated lava flows build up a broad, gently

sloping mountain, like Mauna Kea in Hawaii.

C., or "Shield volcano".

list several mutagens that can increase the frequency of mutations​

Answers

Answer:

Mutagens can be described as substances which cause mutation. Mutations can be described as any changes in the DNA of an organism.

Mutations can be introduced by chemicals or naturally.

Mutagens which can cause mutations are:

X-raysUltraviolet radiationChemical mutagens such as Alkylating agents such as ethylnitrosourea. Certain AlkaloidBromine

What is happening to the doubled chromosomes in step 3 and 4?

Answers

Before cell division, chromosomes exist as long strand s of DNA loosely coiled in the nucleus. Just before cell division begins, the amount of DNA doubles and so do the chromosomes. The DNA and protein in the doubled chromosomes coil up tightly.

some seeds contain fluffy parachute like structure.give reasons.​

Answers

seeds like dandelions have a light seed and a fluffy parachute like structure. this helps the seed to float in the wind and delay its fall to the ground which allows the seeds to travel a further distance

Seeds with fluffy parachute-like structures enable wind dispersal for effective seed distribution.

Seeds with fluffy parachute-like structures have evolved a specialized adaptation for wind dispersal, a mechanism crucial for effective seed distribution and colonization of new areas. This strategy increases the chances of seeds reaching favorable environments for germination and growth. The fluffy structures, often referred to as pappus or tufts of fine hairs, create a large surface area that catches the wind, allowing the seeds to be carried over considerable distances from the parent plant.

This mode of dispersal is particularly advantageous for plants inhabiting open landscapes where wind currents are prevalent. By harnessing the power of the wind, these seeds can achieve greater mobility and escape competition with neighboring plants, ultimately enhancing the species' survival and expansion in diverse ecological settings.

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Who was the scientist who discovered the rule of base pairing

Answers

The answer u r looking for is- Erwin Chargaff. ;)

Answer:

Erwin Chargaff

Explanation:

please answer this correctly i need help! read carefully!!
What happens to the volume of a gas in a closed container if the temperature increases, but the pressure remains the same? Explain.

Answers

Answer:

The volume of a gas increases when it is placed in a closed container if the temperature increases, but the pressure remains the same. There is a direct relationship between volume and temperature. When one is increase, the other is automatically increased. Molecules of gases expands when temperature is increased. Due to expansion of gas molecules, the gas molecules occupy more space and so volume of gas particles increases.

Are plants a prokaryote or eukaryote

Answers

Answer:

Plants and Animals are Eukaryotes

Explanation:

Eukaryotes are organisms whose cells have a nucleus enclosed within membranes, unlike prokaryotes (Bacteria and Archaea), which have no membrane-bound organelles.

Answer:

Eukaryote

Explanation:

Due to a Eukaryote being a cell with a nucleus and other parts it would include mammals plants and fungi a prokaryote is a single celled organism which consists of bacteria and  cyanobacteria

how did oxygen levels in the atmosphere reach current levels?

Answers

Explanation:

This occurred due to the evolution of photosynthetic organisms billions of years ago. Remember photosynthetic organisms take up carbon dioxide and evolve out oxygen as a byproduct in photosynthesis. The proliferation of these organisms caused a change in the atmospheric composition by taking out carbon dioxide and increasing oxygen. This event is known as the Great Oxygenation Event. This also caused a reduction in temperatures in the earth’s atmosphere because of carbon dioxide, which is a greenhouse gas, reduced drastically.

What does a biologist study?
O
A. The history of ideas
O
B. The living world
C. Weather patterns
D. Subatomic particles

Answers

Answer: B. The living world

Explanation: Generally speaking, biologists study humans, animals, plants and bacteria to gain a better understanding of how the body and nature works

Answer:

The answer is B.

Explanation:

A biologist is a scientist who studies life, specifically organisms and their relationship to their environment. Generally speaking, biologists study humans, animals, plants and bacteria to gain a better understanding of how the body and nature works, and how external factors may influence each organism.

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Two cars are driving towards an intersection from perpendicular directions. The first car's velocity is 101010 meters per second and the second car's velocity is 666 meters per second. At a certain instant, the first car is 444 meters from the intersection and the second car is 333 meters from the intersection. What is the rate of change of the distance between the cars at that instant (in meters per second) A large sample of tires from cabs driven within a city have an average tire tread depth of 0.25cm at the end of the winter. If the citys average winter tire tread depth is 2.2cm, with a standard deviation of 0.33cm at the end of the same winter, what is the probability cab tires depths would be shallower than 0.25cm. Need help pls (projectiles) ToyMax seeks to determine the number of Kanban containers needed to feed a newly established work cell. The cell requires 600 parts over an eight-hour day. Production lead time for the parts needed by the cell is 3 hours and the cell supervisor recommends a safety stock equal to 50% of the cells daily production. Assuming a container size of 100 parts, how many containers are needed for the new cell? A test used by the Supreme Court in racial discrimination cases and other cases involving civil liberties and civil rights that places the burden of proof on the government rather than on the challengers to show that the law in question is constitutional. 1. Intermediate scrutiny2. Strict scrutiny3. Jim Crow laws ________ applications are software in which the vendor hosts the software online over the Internet and you do not to install the software on your computer. Select one: A. Platform as a Service B. Software as a Service C. Infrastructure as a Service D. Open Source as a Service Atmospheric pressure at sea level has a value of 100kpa. The density of sea water is 1020kg/m-3. At which depth in the sea would the total pressure be 110kpa? Find x.5x - 20 A x=90B x=35C x=14D x= 22 Which statement is true about the circumference of a circle? The circumference is equal to the radius of the circle. The circumference is equal to the diameter of the circle. The circumference is found by multiplying Pi by the radius. The circumference is found by multiplying Pi by the diameter. Because countries have different financial regulations and customs, it is common for MNEs to apply their domestic rules and regulations when doing financial business in a foreign countrya) trueb) false PCL was mixed with gelatin to make a blend for elctrospun fibrous scaffold encapsulating growth factor that was admixed in the polymer solution and then filled in the syringe for electrospinning. Three scaffolds were made with (A: only PCL), (B: PCL:gelatin=3:1), (C: PCL:gelatin = 1:1). The scaffolds were immersed in PBS at 37 C! and its degradation rate was noted: Scaffold A, B and C degraded 1%, 25% and 50% respectively, in 21 days. Assuming the growth factor is trapped and cannot freely diffuse out of the scaffold. Assuming, growth factor release is dependent on scaffold degradation A. Which scaffold can be used for delivering growth factor (encapsulated in the scaffold) needed to be delivered in first 7 days of incubation in an in-vivo experiment and why? (5pts) B. The scaffold A and C were prepared and freeze dried. Their weights were Dry weight of A: 10 mg Dry weight of C: 10 mg Both (A and C) the scaffolds were kept in PBS for 7 days at 37 C. The scaffolds were freeze dried and their weight was recorded. Weight of A after degradation: 9.967 mg Weight of C after degradation: 8.33 mg Calculate the percentage weight remaining for A and C scaffold and comment on why one scaffold degraded faster than the other. One of the fundamental tenets of the _________________________ is that history does not structure our experiences and that these experiences can either compound as advantages-or privileges-or increase barriers to opportunities. What type of fallacy best describes such thinking? Which of the following is a false statement about the isotopes carbon-12 (12C) and carbon-13 (13C)? Please choose the correct answer from the following choices, and then select the submit answer button. 12C and 13C have the same atomic weight. 12C and 13C have different numbers of neutrons. 13C has one more electron than 12C. 13C has more subatomic particles in its nucleus than 12C. 13C has the same atomic number as 12C. 1. Le printemps dernier, nous!(repeindre) tous les murs de lamaison, ils)(tre) en mauvais tat. The minerals in rocks can be changed by the heat and chemicals solutions in _____ Please hurry i need helpExamine this expanded form.1(a)(a)(a)(a)(a)(a)Which is the expression in exponential form?6-a6aa-66a-1 The common stock of Securetech Corporation consistently sells at a market price of 20 times earnings, i.e., at a p/e ratio of 20. What would be the most likely effect of a 10 cent increase in Securetech's basic EPS Unlike a cost competitive advantage, a sustainable competitive advantage: a. is not attractive because of its durability. b. cannot be copied by the competition. c. lowers costs by removing frills. d. does not offer any low-priced products. e All the Above Charles purchases 20 basketball tickets per year when his annual income is $50,000 and 25 basketball tickets when his annual income is $60,000. Charless income elasticity of demand for basketball ticket is ________.a) 0.82, and basketball tickets are a normal good. b) 0.82, and basketball tickets are an inferior good c) 1.22, and basketball tickets are an inferior good d) 1.22, and basketball tickets are a normal good What is the mood in The Veldt?