What happens to the speed of the particles if the temperature is increased?

A. The molecules speed up.

B. The molecules slow down.

C. The molecules don't change speed

D. The molecules leave the container

What would be the result if crossing over did not happen during meiosis in humans? a. there would be less genetic variation in humans. b. parents would be more likely to look like their children. c. the human population could not reproduce. d. children would have more chromosomes.