The water that flows into oceans comes in part from a) lakes b) ponds c) reservoirs d) rivers

The first signs of cellular differentiation occur in the blastocyst. why is cellular differentiation important for the development of a fully formed human infant?

15 ! come and answer! a(n) is the general term for an infectious disease that has spread across a city, region, or country.

Amniocentesis is a process in which amniotic fluid is taken from the mother's womb to identify any genetic abnormalities in the fetus. how would the discovery of the human genome contribute to this process?