A person with type (AB) blood is crossed with a person with type O (OO) blood. What is the correct phenotype?

During the winter, this species of fox has white fur, but in the summer, it has brown fur. what environmental change may have lead to this fox's fur color? snow cover increase in sun's brightness volcanic eruption global warming

What factors contribute to the effect an environmental toxin has on the human body?

Which of the following determines the specificity of a dna probe? a. type of radiation b. level of enzymatic activity c. number of neutrons d. complementary base pairing