B. Gases because it increase by less
Answer:
Kettlewell thought that if natural selection caused the change in the moth population, the following must be true: Heavily polluted forests will have mostly dark peppered moths. Clean forests will have mostly light peppered moths. Dark moths resting on light trees are more likely than light moths to be eaten by birds.
Enzymes are sometimes called biological catalysts
The answer is concentration gradient. Have a good day.
Answer:
so what's the question asking? does she want to know how much? or the necessary items?
