Answer:
DNA is made up of molecules called nucleotides. Each nucleotide contains a phosphate group, a sugar group and a nitrogen base. The four types of nitrogen bases are adenine (A), thymine (T), guanine (G) and cytosine (C). The order of these bases is what determines DNA's instructions, or genetic code.
Explanation:
Cell, and gas are for sure made up of atoms so it’s either heat or a solid
Answer:
the microbe Rickettsia prowazekii.
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Answer:
A: Changes in temperature
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