The answer is A. DNA is the genetic code that eventually gets transcribed into RNA and that RNA is then translated into protein chains (polypeptides). Thus the ultimate purpose of DNA is to build these proteins.
B is wrong because while DNA itself exists in a double helix, its main function is not to build other double helix models. In fact, RNA exists in single helix form.
C is wrong because the brain does not construct the body.
D is wrong because DNA is just a body of information, and not a historical record.
Answer:
The story begins millions of years ago when the Conway Granite was once molten rock that forced its way into older and colder rocks deep below the earth's surface. ... The Conway Granite is one body of igneous rock (bedrock formation) that formed from this magma, underlying much of the White Mountains today.
Explanation:
Answer:a native or naturalized member of a state or nation who owes allegiance to its government
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