Which of these was not a period of the mesozoic?
triassic
jurassic
cretaceous
quaternary

Which process must a cell undergo top identical cells at the end of cell division

What is the genotype for the following phenoytpe: a male fruit fly that is heterozygous for eye color and homozygous dominant for wing size. a eeww b eeww c eeww d wewe

What organs comprise the respiratory system of a bird