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Because natural selection acts directly only on phenotypes, more genetic variation within a population usually enables more phenotypic variation. Some new alleles increase an organism's ability to survive and reproduce, which then ensures the survival of the allele in the population.
Answer:
AUCUAG is the correct combination
Explanation:
replace every letter with its xorresponding base pair of mRNA where A=U, T=A , C=G
Answer:
True
Explanation:
Without the ocean there wouldn't be any water because that is where all rivers and streams come from. All precipitation comes from water that has evaporated from some water that has come from the ocean.
