Because it is polar and it is to large to cross the membrane and because the concentration gradients are to strong so they have to be diffused.
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Answer: building houses near the beach
Explanation:
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The first step of DNA replication is the separation of the two DNA strands to create a replication bubble. DNA Helicase is what breaks the hydrogen bonds joining the two strands, allowing it to unravel.
Answer:
The correct answer is (C) A flexible lipid double layer. The cell membrane is often referred to as a "fluid mosaic," a flexible structure
Explanation:
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