Answer: B
Explanation: So air, like most other substances, expands when heated and contracts when cooled. Radiation cooling occurs when air near the ground is cooled by the Earth's surface losing heat by radiation.
Answer:
gene flow
Explanation:
Gene flow, in simple terms, is a transfer of gene from one population to another. Also called as migration, where there is movement of individuals, and the genetic material they carry from one population to another. It also involves successful breeding of these individuals in their new locations. When people with sickle cell anemia were brought into the US, transfer of the gene responsible for sickle cell disease changed the frequency of the sickle cell allele in overall US population.
Answer - A. From a N.A code to an A.A code.
Reason - The DNA sent a instructions aka nucleic acid (code) to make amino acid which is important for our muscles.
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✧・゚: *✧・゚:* *:・゚✧*:・゚✧
❖ Prokaryotic DNA isn't surrounded by a membrane like Eukaryotic DNA is. The DNA in a prokaryotic cell floats around freely.
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