Blood type in humans is an example of trait that has multiple alleles. the alleles for type a blood and type b blood are codominant, and type o blood is recessive to both type a and type b. if a girl with type ab blood has a brother with type o blood and a sister with type b blood, which of the following genotypes could it be possible for their parents to have?

ao and bo

ab and oo

ab and bo

ao and ab

Which of the following statements most accurately describes convergent evolution? the process in which two similar species evolve separately from each other and share similar characteristics the process in which a single species evolves into two or more new species the process in which two entirely different species evolve in response to each other the process in which two different species evolve separately from each other but still share similar characteristics

Indicate the coat color and the proportion of offspring with that color for each of the following crosses of rabbits. assume all are homozygous. agouti x albino a) 1/2 albino, 1/2 agouti b) all agouti c) 3/4 agouti, 1/4 albino

The function of the excretory system is to control homeostasis and