Aproton gradient across the mitochondrial inner membrane is a requisite for the synthesis of atp. what contributes to the creation of this proton gradient?

a. more protons in the mitochondrial matrix than in the inter membrane space of the mitochondrial.

b. more protons in the inter membrane space of the mitochondrial than in the mitochondrial matrix.

c. equal number of protons in the mitochondrial matrix and the inter membrane space of the mitochondrial.

1. emigration the movement of people from one place to another 2. immigration a situation in which resources are being used up at a faster rate than they can be replenished 3. migration the leaving of one's homeland to settle in a new place 4. overpopulation the movement of people to a new country 5. sustainable development a situation in which the birth rate is not sufficient to replace the existing population 6. underpopulation the ability to meet current needs without reducing the ability to meet future needs 7. unsustainable development the increase in the population of a city 8. urbanization a situation in which the number of people exceeds the available natural resources in an area

The finches on the galapagos island were similar in form except for variations of their beaks. darwin observed that these variations were useful for: attracting a mate defending territory building nests gathering food

How are the testes and ovaries similar? a. both produce sex cells. b. both connect internal reproductive organs to the exterior. c. both transport sex cells from their site of production. d. both store mature sex cells.