B. Sunlight doesn't reach the bottom of lakes..
Because it is harder to get the sugars out of complex carbohydrates and easier to get sugars out of simple sugars hence the name.
Answer: A
Explanation:
Our universe was born from the Big Bang about 13.5 billion years ago. ... Our solar system began forming about 4.6 billion years ago within a concentration of interstellar dust and hydrogen gas called a molecular cloud. The cloud contracted under its own gravity and our proto-Sun formed in the hot dense center.
Answer:
O proteins
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