Reproduction - Drexler

Reproduction is the process by which genetic material (DNA) is passed on to create ________.

• proteins

• hormones

• offspring

• homeostasis

Reproduction occurs for two reasons...

• To produce offspring of the same species.

• To hope for extinction.

• To produce cells for growth and repair.

• To produce proteins.

Asexual reproduction... how many parents?

• 1

• 2

Sexual reproduction..how many parents?

• 1

• 2

What organism performs asexual reproduction?

• bacteria, amoeba, and skin cells.

• most animals and flowering plants.

What is passed onto offspring during reproduction?

• proteins

• hormones

• Genetic material (DNA)

• lipids

How many chromosomes do humans have in each of their body cell?

• 52

• 40

• 46

• 50

The release of an egg from an ovary during the menstrual cycle is called..

• homeostasis

• parenting

• ovulation

• hormones

If fertilization occurs, what will happen to the progesterone level and the thickness of the uterine lining?

• The lining will thin out and the progesterone level will lower.

• The lining will thicken and progesterone level will remain high.

How does the diet and lifestyle of the mother affect the developing fetus?

• Small molecules can diffuse through the umbilical cord.

• Small molecules can diffuse through the amniotic sac.

• Small molecules can diffuse through the placenta into the bloodstream of the fetus.