13. What happens in each layer of the Golgi apparatus? 14. What do vesicles do?
15. Are lysosomes scavengers?
16. What is the function of mitochondria and how many are there?
17. What is the largest organelle?
18. Does the nucleus have a membrane?
19. Where is DNA found?

Which conditions need to be in balance for cells to function? check all that apply. blood sugar food intake body water body temperature body mass

Which of the following can be reduced by the use of renewable energy sources? a. social costs b. economic costs c. environmental costs d. all of the above select the best answer from the choices provided a b c d

What evidence did mendel find that supported his law of independent assortment? a. some traits are controlled by several different genes. b. a trait can be passed on from a parent to an offspring. c. most traits have a dominant form and a recessive form. d. different traits are passed on independently of each other.