Answer:
Amphibians
Explanation:
They had just shown up during the Carboniferous period and were still living in the water.
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Perception...
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A sex link trait is connected with a <span>tiny chemical assembly instruction inside of living things </span>that is carried only by the male or female <span>parent. Such as the x and y chromosomes.</span>
Answer: They lead to increased levels of carbon dioxide and other greenhouse gases in the atmosphere which causes the greenhouse effect.
Renewable resource: Sunlight, water, wind,
Norenewable: coal, natural gas, oil
Since fossil fuels are located all over the world, it makes it much easier to create electricity from them than things that are hard to come by.
Explanation:
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It is twisted to create a greater surface area for digesting and to increase the nutrient absorption.
