10 points per person: Select the correct answer from each drop-down menu. tends to raise CO2 levels in the atmosphere, but tends to lower CO2 levels in the atmosphere.

Cells tend to have a relatively small and uniform size. why aren’t cells larger?

During the process of two rails or sides break apart and attract new nucleotide bases to form a new and complete strand.

Aparent with freckles is crossed with a parent without freckles. the punnett square shows the possible genotypes and phenotypes of the offspring. which statement accurately describes the probability of phenotypes? a. the offspring are more likely to have freckles. b. the offspring are more likely to have no freckles. c. the likelihood of the offspring having freckles and not having freckles is the same. d. the likelihood of the offspring having freckles and not having freckles cannot be determined.