Question 6 of 10 How do plant cells maintain their shape?
A. The nucleus secretes cell wall parts that cannot move.
B. The cell membrane determines the shape.
C. The endoplasmic reticulum is rigid.
D. Vacuoles create internal pressure that prevents the cell from
collapsing.

People who exercise for an hour may have lower cholesterol levels. is that a statement? a law? or a hypothesis?

Use this new information to determine the parents’ genotypes (indicated by red arrows). then calculate the probabilities that the second male offspring will have each condition. drag one pink label to each pink target and one blue label to each blue target. then use the white labels to answer questions 1 and 2. labels can be used once, more than once, or not at all.

How are the testes and ovaries similar? a. both produce sex cells. b. both connect internal reproductive organs to the exterior. c. both transport sex cells from their site of production. d. both store mature sex cells.