The primary function of the chromosome is to–

A. store the genetic instructions needed to specify traits.

B. release energy by breaking down food molecules.

C. transport waste materials rapidly out of the cell.

D. relay messages between different cells in animals.

Answers

Answer 1
A. store the genetic instructions needed to specify traits.
Answer 2
A. To store genetic instruction needed to specify traits

Related Questions

Which type of muscle enables your stomach to produce a churning action?

Answers

I'm pretty sure it's smooth muscles.

What happens to any matter that is not used by consumers in a food chain?

Answers

Answer:

The matter that is not consumed by the consumers in the food chain becomes a detritus, which means waste or the materials that are uneaten by the consumers. These materials are left to be decomposed, it is then broken down by decomposers such as fungi and bacteria into simple compounds. It is often considered as a missing mass while measuring the mass in the food chain.







In a food chain, matter that is not used by consumers typically becomes waste and is broken down by decomposers. This matter is then recycled into the ecosystem, serving as nutrients for primary producers, thus sustaining the food chain's continuity.

A food chain represents the flow of energy and nutrients through an ecosystem. At each trophic level, certain amounts of matter and energy are consumed, but not all of it is used for growth and reproduction. The leftover or undigested material becomes waste, which is crucial for the decomposers. Decomposers such as bacteria and fungi break this waste down into simpler substances that become available to primary producers, like plants. These producers use nutrients from the decomposed matter to grow and produce energy via photosynthesis, starting the cycle anew. This process is fundamental to the ecosystem's health, maintaining the balance between the various trophic levels and ensuring the sustainability of the environment.

If scientists wanted to learn more about evolutionary history, they would study all but one of these molecules. Which biological molecule would NOT offer much information about the history of life?

Answers

Answer;

Phospholipids

Explanation;Nucleic acids are among the four major Biomolecules, others being proteins, lipids and carbohydrates. Nucleic acids are divided into two; RNA and DNA.By studying information about nucleic acids between organisms scientists are able to establish the evolutionary origin among organisms. DNA molecules are fundamental molecules in organisms since they carry genetic information in living organisms. DNA sequences similarity among various organisms may be used to establish evolutionary relationship among living organisms.Many organisms have distinct DNA sequences, however, animals may share some specific types of genes which are similar genetically in the sequences of DNA.Proteins on the other hand are formed as a result of gene expression, therefore, proteins may be used to establish information about the gene sequences and more so the DNA. thus proteins may be used to establish evolutionary history among various organisms.

Answer:

the answer is D.  

phospholipids

Explanation:

Occurs when offspring show a combination of two traits, for example, a red and white flower combining to create a pink offspring

Answers

incomplete dominance

What is the medium of the sound of sound waves from a speaker

Answers

The medium of the sound waves projected from a speaker is............................Air.
the correct answer is sound waves

chemical-sensing cells known as _______ in the nose and mouse are responsible for the senses of _______ and _______

Answers

Chemoreceptors are the chemical-sensing cells that are responsible for taste and smell

Element are building blocks of matter that combine chemically to form countless compounds. which of the following are example of elements?
A acid, base and salt
B silicon, iron, and aluminum
C water, methane, and glucose
D Proton, neutron and electron

Answers

Your answer is B. Good luck with the rest of your homework!
It's either B or C. b would be more reasonable.

Which process involves heating a liquid to a high temperature for an extended period of time to kill harmful bacteria?

Answers

boiling to sterilize. sterilization 
Sterilaization is used to get rid of bacteria and infections in liquids

Why does an egg float in water with a lot of salt, but not in plain tap water?

Answers

Because when salt dissolves, it makes the water more dense, and things float better on a denser surface.

I just need to know whether this is a conductor or insulator flannel shirt, iron skillet,copper pipe,oven mitt

Answers

flannel shirt and oven mitt are insulator and iron skillet and copper pipe are conductor

Which life cycle describes a plant that reproduces asexually and sexually? A. egg + sperm → embryo → adult with all its chromosomes → gametes → adult; gametes produce an organism with half the chromosomes B. egg + sperm → zygote → adult with all its chromosomes → spores → adult; spores produce an adult with half its chromosomes C. egg + sperm → embryo → adult with all its chromosomes → gametes → adult; gametes produce an organism with all its chromosomes D. egg + sperm → zygote → adult with all its chromosomes → spores → adult; spores produce an adult with all its chromosomes

Answers

life cycle describes a plant that reprodueces asexually and sexually.

what determines the chemical properties of minerals

Answers

What determines the chemical properties is : color, hardness, luster, crystal forms, density, and cleavage.

Which feature typically contains water only during a rainstorm and right after it rains?
A. A gully
B. A till
C. A river
D. A stream

Answers

A Gully, I looked it up on 4 websites and they all said a gully...
If that helps, you welcome...
Bye...

How is geologic time organized on the geologic time scale?

A. Millennia and then smaller periods based on geologic and biologic events that occurred.

B. Eras and then smaller millennia based on geologic and biologic events that occurred.

C. Periods and then smaller eras based on geologic and biologic events that occurred.

D. Eras and then smaller periods based on geologic and biologic events that occurred.

Answers

Answer:

D. Eras and then smaller periods based on geologic and biologic events that occurred.

Explanation:

Geologic time corresponds to a chronological scale that encompasses the billions of years of planet Earth, from its origin to the present day. Geologic time is represented on the geological time scale and is divided into four units, namely: eons, ages, minor periods and epochs. This division is based on geological and biological events that have occurred since the formation of the earth to the present day.

We need to distinguish between the geological timescale and the historical timescale. Geologic time refers to the process of the emergence, formation and transformation of planet Earth. Historical time, in turn, refers to the emergence of human civilizations and their capacity for written communication.

Geologic time is organized into eons, which are divided into eras, then periods, epochs, and ages, marking major events in Earth's history, including changes in geology, climate, and evolution of life.

Geologic time is organized on the geologic time scale by dividing Earth's history into divisions based on major changes in geology, climate, and the evolution of life. This classification starts with the largest unit, eons, which are divided into eras. Each era is further subdivided into periods, and then periods may be further split into epochs and ages. An example of these divisions is the Phanerozoic Eon, which includes the Mesozoic Era, within which is the Cretaceous Period. This system of organization helps geologists and other scientists to understand and communicate information about the Earth's vast history with greater precision and context.

What is the DNA in the G1 stage called. What does it's look like?

Answers

When the cell has reached an appropriate size and is in a supportive environment for DNA replication, it will exit either G1 or G0 and enter the next phase of interphase called S phase. S phase, or synthesis, is the phase of the cell cycle when DNA packaged into chromosomes is replicated.

During G1, the DNA molecule is called CHROMATIN. This molecule (DNA) looks like tangled strands of spaghetti.

The cell cycle has two main phases: interphase and M (mitosis) phase.

The interphase can in turn be divided into three phases: Growth 1 (G1) phase, Synthesis (S) phase and Growth 2 (G2) phase.

During interphase, DNA is wrapped as chromatin fibers, which are composed of both DNA and associated proteins called histones.

During this phase (interphase), chromatin looks like spaghetti because there is no obvious pattern of organization.

The nucleosome is the functional unit of chromatin. A nucleosome consists of 147 base pairs of DNA wrapped around an octamer of histones.

During the M phase, chromatin condenses to form chromosomes.

In conclusion, during G1, the DNA molecule is called CHROMATIN. This molecule (DNA) looks like tangled strands of spaghetti.

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The desert and tundra are alike because they both have A) extreme daily temperature changes. B) large seasonal variation. C) limited available water. D) sandy soils.

Answers

The desert and tundra are alike because they both have limited available water. 
The desert and tundra are alike because they both have limited available water.The tundra biomes are characterized by very low temperatures due to which the ground is permanently covered by a layer of ice and this is known permafrost. The desert biomes are characterized by a very low average rainfall of less than 25 cm per year and they have a hot and dry climate.Both Tundra and desert biomes have water scarcity as the in the tundra the permafrost does not allow the water to percolate into the ground and in the desert, the amount of rainfall is very less.

What's the difference between a tornado watch and a tornado warning?

Answers

A tornado watch informs the public about the potential of a tornado; tornado warning informs the public that a tornado has formed or is nearby. When a tornado warning is issued, one should immediately take cover. Hope this helps!
A watch is when there is potential development for expected thunderstorms or tornadoes. A warning should be taken more seriously and require more immediate action.

So, basically, a watch is pre-storm advisory and a warning is either during or right before a severe storm.

The graph below shows the long term average monthly temperature of a place which climate zone is the place likely to be found explain?

Answers

Final answer:

The long term average monthly temperature graph can determine the climate zone of a place, likely utilizing the Köppen-Geiger classification system, where temperature and precipitation are key variables. For instance, a moderate climate despite a high latitude, influenced by the Gulf Stream, might indicate a Type C climate like in the British Isles.

Explanation:

The graph indicating the long term average monthly temperature of a place can be used to infer the climate zone where the location is likely situated.

The Köppen-Geiger classification system categorizes climates into six basic types (A, B, C, D, E, and H), with temperature and precipitation being the primary determinants of these types. If the location's monthly temperature graph shows moderate temperature fluctuations, it could suggest a Type C climate zone; much like the British Isles influenced by the Gulf Stream, which exemplifies a moderate climate despite their northern latitude.

Conversely, if the graph showed large temperature swings between seasons with extremely cold winters, it might indicate a Type D climate zone. Factors like the Gulf Stream can affect the climate significantly, providing temperate conditions that are not typically associated with the given latitude, hence altering the expected climate type.

The graph below shows the long term average monthly temperature of a place which climate zone is the place likely to be found explain?

Final answer:

Average annual temperature and precipitation depicted in the graph are key in determining the climate zone of a place, using the Köppen-Geiger climate classification.

Explanation:

The graph showing the long-term average monthly temperature of a place provides insight into which climate zone the location corresponds to. Based on the Köppen-Geiger climate classification system, this place could belong to one of six basic types - A, B, C, D, E, or H. The type of climate zone can be determined by looking at patterns of temperature and precipitation. For example, if the graph showed moderate temperatures with little variation throughout the year and ample rainfall, it might indicate a type C climate similar to that of the British Isles, which despite being at a northern latitude, enjoys a moderate climate due to the influence of the Gulf Stream. However, if the temperature shows significant variation with very low winter temperatures, it could represent a type D climate with more extreme seasonal temperatures. The average annual temperature and precipitation levels depicted by the graph are important indicators in defining the specific climate type of the place in question.

Explain why cells are so small, considering the relationship between surface area and volume for objects of different sizes but similar shapes

Explain like a 6th grader would

Answers

well im a 7th grader so ok it can be true that cells were just small they did not know how to grow bigger so they just stay still traveling around living organisims after a while a cell meets another cell and the and join together to make bigger cells all to make tissues and tissiues made organs organs make systems and the system to make the organism. note i go to a jamaican school so we kinda learn more quicker than u guys.
Final answer:

Cells are small to ensure efficient transport of materials in and out of the cell. The relationship of surface area and volume impacts this, as a larger cell would have a smaller surface area relative to its volume, making transport less efficient.

Explanation:

Cells are small because it makes it easier for materials to move in and out of them. This is because of the relationship between surface area and volume in objects. If a cell were to grow larger, its volume would increase at a much faster rate than its surface area. This would make it harder for materials to pass through the cell membrane quickly enough to meet the cell's needs.

For example, imagine if you're trying to touch every square inch inside a tiny room vs a huge gym. The gym will be a lot harder to cover thoroughly and quickly, right? It's the same for cells - keeping them small ensures everything inside can be reached quickly and efficiently.

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how does the circulatory system affect the nervous system

Answers

the body is regulated by the brain through the nervous system. Without messages that are coming from the brain, the circulatory system does not work as well as the rest of the body.

One of the most crucial systems in the body is the neurological system, followed by the circulatory system. Together, they support the body's healthy operation.

What is the charge for the   neurological system?

The neurological system is in charge of transmitting signals to the cells in order to govern their activities, whereas the circulatory system is in charge of supplying oxygen and nourishment to the body's cells. The neurological system's ability to operate is significantly influenced by the circulatory system.

The nervous system receives oxygen and nutrients from the circulatory system, which are essential for the nerves' healthy operation. The nerves' ability to communicate with the cells would be compromised without these vital nutrients.

Additionally, the circulatory system aids in clearing the nervous system of waste materials that can accumulate. to build up and harm the nerves. The control of body temperature also involves the vascular system. By moving heat to portions of the body that are too cold and away from areas that are too hot, the circulatory system aids in controlling the body's temperature.

As the nerves must be at a specific temperature in order to send signals efficiently, doing this helps to ensure that the nervous system is functioning as it should.

In conclusion, the neurological system's ability to operate depends in large part on the circulatory system. It helps to eliminate waste products from the neural system and provides the vital nutrients and oxygen the neurological system needs. Additionally, it assists in controlling body temperature for the functioning of body.

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earth and the other spinning objects spin around a line called a rotation axis true or false

Answers

False because Earth spins on an invisible axis which rotates through earth, not around earth

Final answer:

It is true that the Earth and other spinning objects rotate around a line called a rotation axis. This axis for Earth is an imaginary line that runs from the North Pole to the South Pole, and it is essential for cycles like day and night as well as for the Earth's revolution around the Sun.

Explanation:

The statement that the Earth and other spinning objects spin around a line called a rotation axis is true. The Earth's rotation axis is an imaginary line that passes through the center of the Earth and extends from the North Pole to the South Pole. This axis is the point around which the Earth spins, creating the cycle of day and night. Additionally, as the Earth rotates on its axis, it also orbits around the Sun, which is referred to as the Earth's revolution. These movements are responsible for the occurrence of the seasons, tides, and other cyclic events we experience on Earth.

Every rotating body, including the Earth, exhibits a rotational motion around its axis. This is a fundamental property observed in many celestial bodies such as planets, moons, and stars, as well as on everyday objects like tops, car tires, and ceiling fan blades.

1.) How do photosynthesis and cellular respiration relate to each other?
2.) What is the overall purpose of cellular respiration? Why is cellular respiration important?
3.) What is the overall purpose of photosynthesis? Why is it important?

Answers

1.) the products of photosynthesis are the reactants and the other way around too
2.) cellular respiration turns glucose (or food) into energy the cell can use (ATP) almost all eukaryotes do this
3.) to convert energy from the sun (with other things) into energy (glucose)

this has to be broken down to be used but all things get their energy from the sun, producers get it directly, then primary consumers eat the producers, then secondary,and tertiary
but it is all comes from the sun originally

!!!!99 POINTS PLEASE HELP!!!! Water flows through the body of the sponge in the direction the arrow points in this illustration. how does water move through a sponge? A.in through the collar cells and out through the epidermis. B.in through the flagellum and out through the collar cells. C.in through the pores and out through the osculum. D.or in through the spongocoel and out through the pores





or in through the spongocoel and out through the pores

Answers

Answer: The correct answer is C! water flows through the sponges pores and out through  the osculum.

Explanation:

Answer: water flows through the sponges pores and out through  the osculum.

Explanation: I took the test

What are the stages called that organism goes through from birth to death
A: metamorphosis
B: longevity
C: lifespan
D: life cycle

Answers

D. Life Cycle.

Think about it this way....
You start out as an infant, you grow older and olde each year and eventually you die. Your souls then goes on into another body and starts the cycle over..
d would be correct answer

Explain what happens to the average kinetic energy, thermal energy, and temperature of a substance when the particles in the substance slow down.

Answers

The particles in a substance slow down when the average kinetic energy of the particles decreases. As the average kinetic energy decreases, the internal energy decreases, and so the thermal energy decreases. As the thermal energy of the substance decreases, the temperature decreases. 

The kinetic energy, thermal energy, and temperature of a substance DECREASE when the particles in the substance slow down.

What is kinetic energy?

Kinetic energy can be defined as energy in motion (movement), which is contrary to potential energy.

A material has kinetic energy when its constituent particles are in motion (i.e., they are in movement).

The kinetic energy increases the temperature of a given object and therefore thermal energy is a type of kinetic energy.

In conclusion, the kinetic energy, thermal energy, and temperature of a substance DECREASE when the particles in the substance slow down.

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The weight of an object is different on each planet because _____. mass changes with location each planet has a different force of gravity each planet is a different distance from the sun mass of the object changes on each planet

Answers

each planet has a different level of gravity (best answer) but mass can be effected by different things as well

nuclear power plants and geothermal power plants both use what

Answers

Nuclear power plants and geothermal power plants both use thermal energy

Final answer:

Both nuclear and geothermal power plants use steam turbines to convert heat into electricity, with the difference being the heat source: natural geothermal energy for geothermal plants and nuclear fission for nuclear plants.

Explanation:

Nuclear power plants and geothermal power plants both utilize steam turbines to generate electricity. In a geothermal power plant, the Earth's internal heat is harnessed to produce steam, which is then used to turn turbines and create electricity. Nuclear power plants generate steam through the heat produced by nuclear fission, which similarly drives turbines to produce electrical power.

Both methods are rooted in converting thermal energy into mechanical, and eventually, electrical energy, but the source of the thermal energy differs. Geothermal plants take advantage of the Earth's natural heat, while nuclear plants rely on heat from controlled nuclear reactions.

what type of immunity provides lifetime protection for the body against a specific pathogen A incomplete immunity B active immunity C passive immunity D complete immunity

Answers

The right answer is B active immunity.

For information, there is no complete immunity and incomplete immunity in immunology.

Active immunity is a form of immunity that protects the body through the production of antibodies when exposed to a first infection or vaccination.

This type of immunity is persistent. Example of measles: previously safe measles viruses are applied during vaccination.


Answer:

B active immunity

Explanation:

What trait enables and organism to keep its internal body temperature constant?
A. homothermy
B. endothermy
C. exothermy
D. orgothermy

Answers

Endothermy is the trait that enables an organism to keep its internal body temperature constant. For example, humans shiver to keep warm should they feel cold and want to maintain homeostasis. This would not apply to reptiles, as they are cold-blooded and warm their bodies through different means.

It is Exothernmy. I took the test just now.

The major difference between oxygen and ozone is:

1.the number of atoms in a molecule
2.the kind of atoms they are made of
3.the color of the gas
4..one is a gas and the other is a liquid

Answers

Answer is number 1
Oxygen O2
Ozone O3
The answer is the first one.
Ozone has 3 oxygen atoms whilst oxygen is made from 2 oxygen atoms
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Write the number of years only.5. Alex buys a top of the line computer. He did not realize that the computer would lose value so fast. If his computer cost $1800.00 and it depreciates at a rate of 45% each year, in how many years will it be worth less than 1/3 of what he paid for it? AB = BCAngle BDC = 37CBD = Which part of this excerpt from President Barack Obamas remarks on the Buffet rule uses the logical fallacy of false dilemma?[There are enough excuses for inaction in Washington.] We certainly dont need more excuses.[ Id just point out that the Buffett Rule is something that will get us moving in the right direction towards fairness, towards economic growth]. It will help us close our deficit and its a lot more specific than anything that the other side has proposed so far. And if Republican in Congress were truly concerned with deficits and debt, then Im assuming they wouldnt have just proposed to spend an additional $4.6 trillion on lower tax rates, [including an average tax cut of at least $150,000 for every millionaire in America].{They want to go in the opposite direction.} They want to double down on some of the inequities that already exist in the tax code. 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