A drug that blocks the fusion of tubulovesicular membrane and intracellular canaliculus in parietal cells would result in

Asmall number of finches are removed randomly from the wild and placed in a protected bird area. they are given as much food as they need and have plenty of space. why would natural selection not occur in this population? a. there is no reason for genetic mutation to occur. b. the birds compete for limited resources, c. the population has not reached carrying capacity. d. there is no genetic variation in the finches.

Can someone i have no idea of how to do this.

Chloroplasts and bacteria are in size. a. similar b. at different ends of the size range c. exactly the same d. none of these