According to the principal of dominance, if a recessive gene for tallness is paired with another recessive gene for tallness, the organism
a.) will be tall
b.) may be tall or short
c.) will be short

The tubes transporting minerals and water upward are called ?

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.

Nucleic acids offer variability because they contain alternate forms of genes called .