The process of prenatal development occurs in three main stages. The first two weeks after conception are known as the germinal stage, the third through the eighth week is known as the embryonic period, and the time from the ninth week until birth is known as the fetal period.
People get aids from having unsafe sex or through liquids or body fluids
They can return to work within 7 days.
An fMRI monitors blood flow and oxygen in the brain
Answer:
Red blood cells carry oxygen to all parts of the body
White blood cells fight diseases and infections
Platelets seal up open wound to stop bleeding
Plasma takes nutrients, hormones, and proteins to the parts of the body
