Which phrase describes how vestigial structures provide evidence to support that life changes over time?

thymine. in rna, thymine is replace by uracil

b. read the phase at the intersection of any given temperature and pressure.

the atmospheric gas that forms a mild acid when dissolved in water is called carbon dioxide. the correct answer is a. 2.) chemical weathering would cause an inscription on a marble headstone to become harder and harder to read over time.

multiple allele inheritance is traits controlled by more than 2 alleles (ex: pigeons having 3 alleles of one gene govern their feather color).   so the answer is a.