Which best explains how the fossil record supports the theory of evolution

Anurse is caring for a 42-year-old client who is scheduled for an amniocentesis during the fifteenth week of gestation because of concerns regarding down syndrome. what other fetal problem does an examination of the amniotic fluid reveal at this time?

What are the three groups of atoms that make up amino acids called

The united states uses which source of energy to produce almost 40 percent of its electricity