Decomposers are crucial to ecosystems as they break down dead matter, recycle nutrients, and help maintain ecological balance by making those nutrients available for uptake by producers.
Explanation:The importance of decomposers in an ecosystem can be described in several ways, but one primary function is that decomposers break down dead plant and animal matter. This process is crucial because it recycles essential nutrients like carbon and nitrogen back into the ecosystem. Such recycling of nutrients ensures that producers, like plants, have access to the necessary elements to grow and maintain the health of the ecosystem. Without decomposers, dead organic matter would accumulate, and the nutrients contained within would not be available to living organisms, disrupting the balance of the ecosystem.
Decomposers, like bacteria and fungi, play a critical role in stabilizing ecosystems by breaking down waste and dead organisms into simpler inorganic molecules. These molecules are then available for producers to use in creating new organic compounds, thus enabling a continuous flow of energy and matter throughout the food web.
Decomposers break down dead organisms and waste, recycling nutrients like carbon and nitrogen back into the ecosystem, making them available for producers and contributing to the ecosystem's stability and health.
Explanation:Decomposers play a crucial role in the stability and health of ecosystems. They have the important task of breaking down dead plant and animal matter and recycling essential nutrients back into the ecosystem. Decomposers like bacteria and fungi act on dead organic matter, releasing carbon, nitrogen, and other nutrients which are then available for uptake by plants (producers). This process ensures that nutrients are not locked within dead organisms but are instead reintegrated into the food web.
The actions of decomposers serve to improve soil quality by enriching it with nutrients that are essential for plant growth. The breakdown of organic matter and waste products by bacteria and fungi provides energy for the decomposers themselves and also for the ecosystem as a whole by releasing inorganic molecules that producers can use to make new organic compounds. Consequently, the presence of decomposers is essential for the survival of an ecosystem as they prevent the accumulation of wastes and dead organisms and ensure sufficient nutrients for producers.
how does o2 travel from your lungs to your muscles
it attaches to hemoglobin molecules in red blood cells and travels with the blood. It then detaches from it and enters muscle cells.
the kingdom monera in the old classification system included all bacteria what two kingdoms now encompass prokaryotes organisms
bacteria and archaea
eubacteria and archara
bacteria and archaebacteria
eubacteria and archaebacteria
The kingdom Monera in the old classification system included all bacteria. In the current classification system, prokaryotes are divided into two kingdoms: Bacteria and Archaea.
Explanation:In the old classification system, the kingdom Monera included all bacteria. However, in the current classification system, prokaryotes are divided into two kingdoms: Bacteria and Archaea. Bacteria is the kingdom that encompasses the majority of prokaryotic organisms, while Archaea represents a separate group of prokaryotes that are often found in extreme environments.
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what is the largest population that an ecsystem can support over time?
Answer:
Explanation:
The largest number of individuals of a species that an environment can support and maintain for a long period of time.
The largest population that an ecosystem can support over time is known as the carrying capacity.
Carrying capacity is defined as the maximum number of individuals of a particular species that an ecosystem can sustainably support without degrading the natural environment and its resources. This concept is central to the study of population ecology and is influenced by a variety of factors, including available resources such as food, water, and shelter, as well as environmental conditions, disease, and the presence of predators.
When a population within an ecosystem grows, it will eventually reach a size that the resources can no longer support. At this point, the population size will stabilize around the carrying capacity, or it may experience a die-off until the population size is back within the limits that the ecosystem can support. The carrying capacity is not a fixed number; it can change over time due to changes in the ecosystem, such as climate change, human activities, or the introduction of invasive species.
Mathematically, carrying capacity (K) can be represented in the logistic model of population growth, which is given by the equation:
[tex]\[ \frac{dP}{dt} = rP \left(1 - \frac{P}{K}\right) \][/tex]
where:
- [tex]\( \frac{dP}{dt} \)[/tex] is the rate of change of the population (P) over time (t),
- [tex]\( r \)[/tex] is the intrinsic growth rate of the population,
- [tex]\( P \)[/tex] is the current population size, and
- [tex]\( K \)[/tex] is the carrying capacity of the environment.
As the population size (P) approaches the carrying capacity (K), the growth rate slows down, and the population levels off. If the population exceeds the carrying capacity, the term [tex]\( \left(1 - \frac{P}{K}\right) \)[/tex] becomes negative, leading to a decline in population size until it returns to or below the carrying capacity.
6. Which of the following statements best explains how forests reduce atmospheric carbon dioxide
levels?
A. The roots of trees fix atmospheric carbon dioxide into the soil for use by the trees.
B. Soil bacteria in forests break down atmospheric carbon dioxide to produce fossil fuels.
C. Trees use atmospheric carbon dioxide during photosynthesis to form organic compounds.
D. Animals that live in forests consume atmospheric carbon dioxide during cellular respiration.
the answer is C.
Plants use atmospheric CO2 through photosynthesis
Forests reduce atmospheric carbon dioxide levels through the process of photosynthesis. Photosynthesis is a process in which trees use atmospheric carbon dioxide to create glucose and release oxygen, thus reducing the overall level of atmospheric carbon dioxide.
Explanation:The best explanation for how forests reduce atmospheric carbon dioxide levels is through the process of photosynthesis, which is carried out by the trees and other plants within the forest. This is represented by option C. Trees use atmospheric carbon dioxide during photosynthesis to produce glucose, an organic compound, and oxygen. The carbon dioxide, in combination with water and light, is transformed into glucose and oxygen. The glucose is used by the plant for growth and energy while the oxygen is released back into the atmosphere. In this way, trees and forests play an essential role in maintaining the earth's carbon cycle and reducing atmospheric carbon dioxide levels.
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Why do scientists think Earth's core contains iron?
Hello There!
Scientists think that the earths core contains iron because they have inferred that the core is iron by conducting seismic experiments. The magnetic field is also a strong clue.
Answer:
Scientists have confirmed that iron is present in the earth's core by observing the seismological data and the pattern of the earth's magnetic field.
Iron is a high-density element and is concentrated in huge amounts at the core. This iron has been present right from the time of earth's formation and has been probably there due to its gravitational force.
The seismic P-wave and S wave-wave propagation behavior within the interior of the earth depicted the presence of an inner core (solid) and an outer core (liquid) composed of iron and the temperature in this region is very high.
A corn plant is experiencing a period of hot, dry,
windy weather. How will this weather affect the
corn plant processes necessary for survival?
A The plant will absorb more carbon dioxide for
photosynthesis.
B The roots of the plant will grow faster to reach
water.
C Fewer necessary nutrients will be absorbed.
D The closing of stomata will be increased.
The option (D) is correct. The closing of stomata will be increased.
What do you mean by stomata?a stoma, also called a stomate, is a pore found in the epidermis of leaves, stems, and other organs, that controls the rate of gas exchange. The pore is bordered by a pair of specialized parenchyma cells known as guard cells that are responsible for regulating the size of the stomatal opening.
Moreover, stomata are cell structures in the epidermis of tree leaves and needles that are involved in the exchange of carbon dioxide and water between plants and the atmosphere.
Hence, stomata are the tiny openings present on the epidermis of leaves. We can see stomata under the light microscope. In some of the plants, stomata are present on stems and other parts of plants. Stomata play an important role in gaseous exchange and photosynthesis.
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Final answer:
In response to hot, dry, and windy weather, a corn plant will close its stomata to conserve water, which unfortunately also reduces the uptake of CO2 for photosynthesis, ultimately decreasing the rate at which photosynthesis occurs.
Explanation:
During hot, dry, and windy conditions, a corn plant will undergo certain adaptations to cope with the stress of water loss. Stomata are small openings on the underside of leaves that enable gas exchange - they take in carbon dioxide (CO2) for photosynthesis and release oxygen (O2). However, they are also the primary route for water vapor exiting the plant. To conserve water, the plant will increase the closing of stomata, which reduces water loss but also limits CO2 uptake, affecting the rate of photosynthesis.
This scenario will lead to a decrease in the rate of photosynthesis because of the reduced level of CO2. While other mechanisms might come into play, such as a possible increase in root growth to access deeper water reserves, the most immediate response to hot and dry conditions is typically the closing of stomata to prevent water loss. Thus, answer D, 'The closing of stomata will be increased,' is the most directly related response from the list provided to the weather conditions described.
Which is an example of genetic engineering?
A humans ability to digest cow milk
B some bacteria resistance to antibiotics
C golden rice enriched with vitamin a
D lizards with longer legs for surviving floods
And example of genetic engineering would be see golden rice enriched with vitamin A this is a genetically modified food and it would be helpful for people in poor countries who are vitamin a deficient
The graph below shows changes in the concentrations of glucose and insulin in the blood of a human over a period of time. Which statement correctly explains these changes?
Answer:
A. The more glucose absorbed, the more insulin is secreted.
Explanation:
Glucose is broken down molecules in our food. Insulin is what is produced in response to the glucose molecules, so the more glucose, the more insulin and vice versa. The graph also proves this.
I hope this helps!
Insulin is the hormone that helps to regulate the blood glucose level in human beings. Here, in the given graph, high glucose level causes release of more insulin, i.e., option A.
What is the role of glucose in the body?Glucose is a carbohydrate that is essential to generate energy in the body in the form of ATP.
High or low level of glucose can result in diabetes, hence it is essential to release insulin to regulate it.
In the given graph, it is showing the same thing that high glucose level causes release of more insulin.
Thus, the correct option is A.
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How many times can you use each chemical in a single gene?
A. 100
B. No limits
C. 100,000,000
Final answer:
Chemical components in genes can be used repeatedly without a B. specific limit. There are at least 20 types of aminoacyl tRNA synthetases in any species. For cell division, starting with 50 cells and no cell death, there would be 1600 cells after five generations.
Explanation:
In genetics, genes are composed of DNA, which in turn is constructed from four types of nucleotide bases. These bases can be used repeatedly without a set limit to form the sequences necessary for various genes. When it comes to the reference information provided, in any given species, there are at least 20 types of aminoacyl tRNA synthetases.
These enzymes are responsible for attaching the correct amino acid to its corresponding tRNA, which is crucial for protein synthesis. For the cell division question, if a culture starts with 50 cells and there is no cell death, the number of cells present after five generations would be calculated by doubling the number of cells in each generation. Thus, after five generations, the culture would have 1600 cells (50 cells x 25).
Which event occurred during the Cenozoic era?
(this is science)
A Pangaea, the supercontinent, began to break apart.
B Volcanoes and earthquakes made the surface of the Earth hot and broken.
C Humans lived on Earth.
D Cyanobacteria begin to fill the air and water with oxygen.
C humans living on earth
Answer:
humans began living
Explanation:
Which features do tropical rainy climates have that temperate marine climates do not? Check all that apply
Cool winters
Conifer trees
Hot temps
Heavy precipitation
Rainforest and savannas
Answer:Heavy precipitation Rain forest and savannas Warm temperature.
Explanation:
Tropical rainy climates have hot temperatures, heavy precipitation, and support rainforests and savannas, unlike temperate marine climates ,option C, D and E are correct.
Hot temperatures, heavy precipitation, and the presence of rainforests and savannas are features of tropical rainy climates that temperate marine climates do not have.
Tropical rainy climates, found near the equator, have warm temperatures year-round and high rainfall, often exceeding 100 inches annually. These climates support dense vegetation like rainforests and grasslands such as savannas.
In contrast, temperate marine climates, typically found in coastal regions, have mild winters, cool summers, and moderate precipitation. They often support evergreen trees like conifers.
What is the function of DNA in a Cell?
A. Storing and releasing chemicals.
B. Providing energy for activities.
C. Carrying genetic material.
D. Regulating the movement of nutrients.
Answer:
carrying genetic material.
Explanation:
This is so because DNA is the transferabble-ness of what makes your body specific as a human.
DNA in a cell is responsible for inheritance and directs the synthesis of proteins. It is accurately replicated for vertical gene transfer and is organized into genes on chromosomes and plasmids. Hence the correct option is C.
The function of DNA in a cell is crucial for storing and transmitting genetic information. This genetic material is responsible for inheritance, being passed from parent to offspring for all life on Earth. To ensure the integrity of this information, DNA replication occurs with high accuracy, allowing for vertical gene transfer during cell division. Moreover, the genome containing the DNA is organized into genes on chromosomes and plasmids, which direct and regulate protein synthesis necessary for the cell's growth and reproduction in its environment.
What type of immune response is initiated when a person becomes infected with viral flu?
A. B cells activate T cells.
B.T cells merge with B cells.
C. B cells produce antibodies specific to the flu virus.
D.T cells produce antibodies common to all pathogens.
Answer:
C. B cells produce antibodies specific to the flu virus.
Explanation:
Answer:
C. B cell produce antibodies specific to the flu virus.
Explanation:
Have a nice day. :)
Based on this image, what can be inferred about the organization of life?
D is your 100% correct answer
Answer:
The correct answer will be D. Bigger system build on smaller systems
Explanation:
Level of organization are arranged from simple (organelles) to complex( biosphere).
The lowest level of organisation is atoms which make bond with each other to form molecules. These molecules further polymerize to form macromolecules and macromolecules combine to form cell organelles in a cell (structural and functional unit of life). that further makes complex organisms
The highest level of organisation is biosphere which comprises of all the living and non-living component on earth.
thus,the correct answer is option D.
three types of RNA and their function
Answer:
Messenger RNA: Encodes amino acid sequence of a polypeptide. tRNA - Transfer RNA: Brings amino acids to ribosomes during translation. rRNA - Ribosomal RNA: With ribosomal proteins, makes up the ribosomes, the organelles that translate the mRNA.
Explanation:
Answer:
The three types of RNA are: messenger RNA, carrier RNA and ribosomal RNA.
Explanation:
Messenger RNA (mRNA): it is the type of RNA that presents itself in a smaller amount in a cell, constituting about 5% to 10% of all cellular RNA. It is translated into the protein synthesis process, and is therefore the one that encodes proteins. It has sequences of nitrogenous bases that determine which amino acids will be used to form a given protein. It is a very heterogeneous class of RNA.
Transporter RNA (tRNA): This RNA is responsible for making the codon and amino acid link. In summary, we can say that tRNA works as an adapter between mRNA and the amino acids that will constitute a protein. The tRNA is small and has a structure similar to that of a clover leaf that has four arms. Two of these arms are of great importance for this RNA to perform its functions: the amino acid arm and the anticodon arm. The amino acid arm binds to a specific amino acid, and the anticodon arm has a complementary sequence to the mRNA codon. The other two arms are important for maintaining the structure of this RNA molecule.
Ribosomal or ribosomal RNA (rRNA): composes the structure of the ribosome, an organelle that is the site of protein synthesis. Each ribosome is made up of two subunits and each of these subunits is made up of about three rRNA molecules and several associated proteins. It is estimated that this type of RNA represents approximately 80% of the total RNA in a cell.
Which conditions describe the neritic zone? Check all that apply.
few organisms
ample sunlight
changing salinity
frigid temperatures
steady nutrient supply
Answer:
>>>steady nutrient supply
>>>>ample sunlight
Explanation:
The neritic zone lies in the continental shelf and it extends from the surface to about a depth of 200m. Below the neritic zone is the bathyal zone.
The neritic zone is a shallow zone of water. It is sunlit and it receives ample solar insolation all year round. The salinity of this zone is very stable. This makes for organims to thrive. The neritic zone is home to diverse aquatic life. Due to the ample sunlight available here, photosynthetic rate is very high.
Due to high insolation in this region of the ocean, surface temperature is very high. The deeper we move in the ocean, the colder the water body becomes.
Answer:
THE ANSWER IS B &E
Explanation:
Wally is a planetologist in the future. He discovers a planet similar to Earth that has two major oceans. Ocean A is
very large and looks like it has baseball stitches down its center. Ocean B is very small and has volcanoes all along
one side. Wally needs to predict what the planet will look like far into the future. Which prediction would most likely
come true?
Ocean A will shrink, and Ocean B will get bigger.
Ocean A will disappear, and Ocean B will remain the same.
Ocean A will get bigger, and Ocean B will shrink.
Both Ocean A and Ocean B will remain the same.
Answer:
Option (C)
Explanation:
The divergence of two oceanic plates leads to the expansion of the ocean. The mid-oceanic ridge occurs along the divergent plate boundary, where the magma comes out to the surface of the ocean floor and solidifies. This region experiences more stretching as a result of which the sea floor near the mid oceanic ridge appears like the baseball stitches. This oceans in due course of time becomes large because of the continuous expansion. For example, the Atlantic ocean is rapidly expanding.
On the other hand, the oceans also gets shrink because of the convergence of oceanic and continental plates and convergence of two oceanic plates. They are often marked by the presence of active volcanisms in its adjacent plate. These oceans due to the continuous convergence, leads to the shrinkage of oceans. For example, the Pacific ocean.
Thus, the ocean A will become larger and Ocean B will shrink.
Hence, the correct answer is option (C).
Which statement explains the process of artificial selection
Artificial selection is when people select the traits that they want the organism to have like crossing two breeds of dogs
50 POINTS
Which is a function of the human immune system?
to fight disease
to filter wastes
to make hormones
to store minerals
Answer:
To fight disease
Explanation:
A function of the human immune system to fight disease
The immune system has a vital role: It protects your body from harmful substances, germs and cell changes that could make you ill. It is made up of various organs, cells and proteins.
What is the role of the immune system and how can it protect humans from disease?Information. The immune system protects the body from possibly harmful substances by recognizing and responding to antigens.
Antigens are substances (usually proteins) on the surface of cells, viruses, fungi, or bacteria
How does the immune system provide protection to other body systems?The acquired immune system, with help from the innate system, makes special proteins (called antibodies) to protect your body from a specific invader
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20 points easy question
during which era did amphibians appear?
Mesozoic
Cenozoic
Paleozoic
Precambrian
I believe it was the Paleozoic period
Hope this helped!
~Just a girl in love with Shawn Mendes
Chromatic aberration ___.
Chromatic aberration is a color distortion that occurs when a lens fails to focus all colors at the same point due to different refractive indices for different wavelengths of light, with violet being bent more than red. Multiple-lens systems can partially correct this aberration.
What is Chromatic Aberration?
Chromatic aberration refers to the phenomenon where a lens is unable to bring all wavelengths of color to the same focal plane, resulting in a distortion of color at the edges of objects. This occurs because different colors of light have different refractive indices in a lens material, thus they are bent by different amounts when passing through a lens. Violet light has a shorter wavelength and is bent more than red light, making the lens more powerful for violet than for red. This leads to violet light being focused closer to the lens, causing images to appear with different colors, locations, and magnifications.
To mitigate this effect, multiple-lens systems may be employed, which can partially correct chromatic aberrations by combining lenses made of different materials. However, this solution can increase the complexity and cost of optical systems such as cameras.
Are bioluminecent able to live in fresh water?
Answer:
Cold light means less than 20% of the light generates thermal radiation, or heat. Most bioluminescent organisms are found in the ocean. These bioluminescent marine species include fish, bacteria, and jellies. Some bioluminescent organisms, including fireflies and fungi, are found on land.
Explanation I am the answer giver and this is your answer.
Which of the following does not generally occur? A. A single sperm fertilizing a single egg B. Two different sperm both fertilizing the same egg C. A fertilized egg splitting into two embryos D. Two sperm fertilizing two different eggs at the same time
Answer:
B. Two different sperm both fertilizing the same egg
Explanation:
Two different sperm both fertilizing the same egg
Answer: B. Two different sperm both fertilizing the same egg.
Explanation:
Fertilization is a process which involves the fusion of haploid gametes such as a sperm from male and an egg from female to develop a diploid zygote either inside the body of female mate (internal fertilization) or outside the body of female mate (external fertilization).
B. Two different sperm both fertilization the same egg. is the correct option. As only one sperm can fertilize the egg. The sperm brings changes in the external membrane of the egg which prevents the fusion with other sperm.
Main Section
8)
Base your answer on the diagram and information below and on your knowledge of biology.
The diagram represents a germinating bean seed that has been split open.
Bean plant
embryo
Seed
coat
Stored
starch
Germinating bean seed
(split open)
Plants are able to continue to grow and develop once the starch supply in the seed is gone,
because they
A)
develop roots to absorb starch from the environment
Summary
B)
grow leaves, which use light energy for cell respiration
C)
have chloroplasts and use light energy to make more food
D
produce more seeds, which contain additional food reserves
Plants are able to continue growing once the starch supply in the seed is spent because they (option C)have chloroplasts. These chloroplasts use absorbed light energy during photosynthesis to create more food, which facilitates the plant's continued growth and development.
Explanation:Based on the information and diagram provided, once the starch supply in the seed is exhausted, plants continue to grow and develop due to their capacity to perform photosynthesis. This is represented by option C. Photosynthesis is a process in chloroplasts where plants use light energy to make more food. The plant begins to grow leaves that can absorb sunlight. The light energy is then used to convert water and carbon dioxide into glucose, which serves as a source of energy and a building block for plant growth.
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After the germinating seed's stored starch is used up, the plant can continue growing by using photosynthesis. This process, facilitated by chloroplasts in plant cells, converts light energy, water, and carbon dioxide into sugar for energy.
Explanation:The process you are asking about is related to photosynthesis, which is one way that plants can continue to grow even after their stored starch is gone. The correct option from the ones given is C. Plants have chloroplasts and use light energy to make more food.
Life starts for a plant when the germinating seed uses the stored starch for energy to start growing. Once this stored food supply runs out, the plant must find a new source of nutrients, so the plant begins the photosynthesis process. This process involves the chloroplasts found in plant cells using light energy, usually from the sun, to convert water and carbon dioxide into glucose, which is a type of sugar that the plant can use for energy.
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An example of postzygotic hybrid sterility is?
A)the birth of a sterile mule for the mating of a horse and a donkey
B)the elaborate mating ritual of many bird species that help them pick a fertile mate.
Reproductive Isolation Reproductive isolation is classified as whether it?
A) occurs before or after fertilization.
B)is related to geography or anatomy
Sometimes two species have ranges that overlap but have different periods of sexual activity or breeding seasons. This prezygotic barrier is called?
A) behavioral isolation. B)temporal isolation.
Answer:
The first one is A. The second one is A and the last one is B.
Explanation:
I did it on USATestPrep
Offspring of animals from different species subtypes are hybrid, postzygotic hybrid sterility is the birth of a mule after the mating of a horse and a donkey. A reproductive isolation is caused related to geography and anatomy. Behavioral isolation is different breeding seasons of species.
What is isolation?Isolation is a process by which two species which can produce hybrid offspring are prevented from doing the same.
it can be of following types:
Ecological.Temporal.Behavioral.Mechanical.Geographical.Birth of a sterile mule after the mating of a horse and a donkey is postzygotic hybrid sterility.
A reproductive isolation is caused related to geography and anatomy.
Behavioral isolation is the isolation based on different breeding seasons.
Thus, the correct option for the first statement is A, for second statement is B, and for the third one is A.
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Scientists have learned more about the origins of life by studying bacteria that live near hydrothermal vents at the bottom of the ocean. These bacteria use chemicals and heat in the water to make their own food. This classifies them as ________.
A. Prokaryotes
B. Eukaryotes
C. Unicellular
D. Multicellular
E. Autotrophs
F. Heterotrophs
Answer:
Autotrophs
Explanation:
The bacteria living near hydrothermal vents use chemicals and heat to create their own food, which classifies them as Autotrophs - organisms that can produce their own food.
Explanation:The bacteria that live near hydrothermal vents at the bottom of the ocean use chemicals and heat in the water to synthesize their own food. This process called chemosynthesis is a way of converting inorganic substances into organic matter. This feature classifies them as Autotrophs. Autotrophs are capable of producing their own food, unlike heterotrophs, which rely on consuming other organisms for their nutritional needs.
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Large amounts of oxygen gas appeared in Earth's atmosphere about 2.7 bya years ago, ...
A.after photo-autotrophic prokaryotes evolved
B.after eukaryotes evolved
C.before anaerobic organisms evolved
D.after the first organisms colonized land
Answer:
after photo-autotrophic prokaryotes evolved
Large amounts of oxygen gas appeared in Earth's atmosphere about 2.7 billion years ago after photo-autotrophic prokaryotes evolved.
What is the reason that Large amounts of oxygen gas appears about 2.7 billion years ago?The reason that large amounts of oxygen gas appear is that after the evolution of photo-autotropic prokaryotes.Photoautotrophs are cells that capture light energy.Photoautotrophs used carbon dioxide as their carbon source.There are many examples of Photoautotrophic prokaryotes like cyanobacteria.Photoautotrophic prokaryotes use similar compounds to those of plants to trap light energy.Hence, after photo-autotrophic prokaryotes evolved is the correct answer.
Therefore, option A is the correct answer.
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Which characteristics are typical of a human population in the pre-industrial stage?
A - Exponential total population growth
B - High and stable total population size
C - Sharply dropping birthrate and death rate
D - High birthrate and death rate
(Apex) Please Help !!!
Population growth is defined as the increase in the number of people in a population. The population growth in the preindustrial age was very slow and constrained to food resources.
The characteristic typical of the human population in the given graph is the high birth and death rate.
The preindustrial era had high birth rates and death rates because the work in the agricultural field requires larger families and labor. These societies also had limited knowledge of birth control.
The death rates are higher because of poor living standards and constrained available food resources.
Birth rates are the total number of births per 1000 population, whereas the death rate is the number of deaths per 1000 population in a year.
Thus, the correct answer is Option D.
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In the pre-industrial stage (Stage 1), typical characteristics of a human population include high birthrate and death rate, leading to stable population growth.
Explanation:The characteristics that are typical of a human population in the pre-industrial stage, which is also known as Stage 1 of the demographic transition model, include high birthrates and high death rates. This stage is characterized by a largely agricultural society, with families often larger due to a high infant mortality rate and a need for labor. The life expectancy is relatively short, healthcare is minimal or non-existent, and the population growth is stable because the high number of births is balanced by a similarly high number of deaths.
In summary, the correct answer to the question is D - High birthrate and death rate.
when a solvent equally disperses throughout a solution what type of transport is this
Answer:
Diffusion
Explanation:
Diffusion is the homeostasis of solvents
Answer:
Diffusion (a passive transport)
Explanation:
Diffusion refers to the passive movement of substances from the region of higher concentration to that of lower concentration. Uniform distribution of solvent throughout the solution occurs when molecules of solvents diffuse in all directions to equalize their distribution in the solution. Since it does not need the input of energy, diffusion is a type of passive transport.
Explain one way global warming will affect the water cycle
the glaciers will melt causing the ocean levels to rise immensly
Explanation:
Answer:
The water cycle would be affected by global warming's hotter temperature. There'd be increased precipitation causing floods and dryer land areas in different parts of the world.