Drew's+IVF+hw

1) What does IVF stand for? What does it treat? How does the doctor get the eggs? Where are the embryo’s made and when are they implanted? Where are they implanted? (p.334) In vitro fertilization. It treats infertility. The doctor gets the eggs by using a needle. The embryo is made in laboratory glassware. They are implanted in the uterus of a woman.

(2) Embryos that are not implanted are frozen? What can happen to frozen embryos? (p.335) The frozen embryos are used in research or are used for pregnancy.

(3) What is an ectopic pregnancy? (p. 357) When the embryo sticks to the wall of the oviduct instead of the uterus.

(4) Briefly describe how cloning is done. (p. 362) The nucleus is removed from the egg.

(5) What are some the problems that have developed in cloned animals? (p. 362) Malfunctioning livers, abnormal blood vessels and heart problems, underdeveloped lungs, diabetes, immune system deficiency

(6) What is the difference between reproductive cloning and therapeutic cloning? What are the pros and cons of each. (p. 362) Reproductive cloning is designed to to create an individual and therapeutic cloning is to get embryonic cells.

(7) When can you tell if an embryo is a boy or girl? (p. 364) After the seventh week of pregnancy

(8) Describe two causes of cases where a person is XY (male) but looks and acts female. (p. 365) -the abnormal development of genitals

(9) What is true hermaphroditism? (p. 365) It is when a person has both sex organs

(10) What is stage 3 of birth? What happens? (p. 369) The placenta is delivered.