Answer:
4.Only DNA serves as the master copy of an organism's genetic code which must be replicated by unzipping and base pairing before the cell divides.
The ostrich doesn't strictly live in one biome, while it is true that they live in a warmer, dryer climate most of the time. But they are also known to live in colder regions as well, they live a nomadic lifestyle, as long as they can find food and water they can live happily.
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Answer:
do it in your self hahahahahaa
Do you mean Lipid Bilayer?
The lipid no later is a thin polar membrane made up of two layers of lipid molecules. These membranes are like flat sheets that form a continuous barrier around all cells.
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The first one should be correct
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