Aretrovirus
a. is a primitive virus.
b. has a genome made of rna.
c. has the simplest of all protein coats.
d. was discovered before any other virus.

What makes a dominant allele different from a recessive allele

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.

If the nucleus of a cell was removed the cell wouldn’t be able to make proteins because