Compose 400 words or more discussion to respond the following:

What is the function of meiotic division?

How does meiosis differ from mitosis?

What is the technical name for the fertilized ovum?

What is a morula? What is a blastocyst?

What placental hormone maintains the corpus luteum during the early weeks of pregnancy?

What is a trimester?

What is the difference between embryo and fetus?

Name the three primary germ layers.

What is histogenesis?

Briefly describe the three stages of labor.

How does identical twinning differ from fraternal twinning?

Name the four major phases of the postnatal period.

What signs characterize the adolescence period of human development?

List some age -related changes in the cardiovascular system.

What are some of the leading causes of death in the United States?