3. There are alternate explanations for the forces behind plate movement. A. What is "slab-pull"? (4 points)

B. What is "slab-push"? Give one example of a slab-push structure. (4 points)

C. Which is the stronger force behind plate movement? (2 points)

Why is it important to reduce the number of chromosomes in half when forming gametes for sexual reproduction?

Match each symbol with its description.

Fruit bats in central america eat bananas and other fruits. banana plants rely on bats for pollination. what would be the most likely consequence on the banana crop if fruit bats were eliminated from the area? the banana crop would increase because bats would stop eating the crops. the banana crop would decrease because bats would no longer pollinate the crops. the banana crop would remain constant because bees would replace the bats. the banana crop would remain constant because the plants would adapt using asexual reproduction.