What powers the enzyme atp-synthase? a. atp b. the h+ gradient between the matrix and inner-membrane space c. nadh molecules d. oxygen (o2) e. nadh and fadh2 molecules?

Temperatures in ponds and lakes vary by season. select the best answer from the choices provided t f

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.

An uncomfortable feeling in the ears when descending in an airplane is caused by changes in air pressure on the: a. inner ear b. middle ear c. eardrum d. hammer/anvil