In sickle-cell disease, variation in one gene causes red blood cells to bend, or sickle. this means the sickled cells carry toxic levels of oxygen through the body attract larger numbers of the malaria parasite are better at destroying the malaria parasite cannot carry normal levels of oxygen to cells

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.