2.6.1 Energy

Question 1

Organisms need energy for things such as, what? (3 answers)

Answer 1

Chemical reactions to build larger molecules from smaller molecules

Muscle contraction to allow movement

Keeping warm (to maintain a constant temperature suitable for enzyme activity)

Question 2

What is cellular respiration

Answer 2

Cellular respiration is an exothermic reaction that is continuously occurring in living cells

Question 3

The chemical process of cellular respiration releases, what?

Answer 3

energy from glucose

Question 4

The energy is transferred via what molecule?

Answer 4

Adenosine Triphosphate (ATP)

Question 5

Where is ATP produced

Answer 5

produced in respiration in the mitochondria

Question 6

What is ATP required for?

Answer 6

for living processes to occur within cells and organisms

Question 7

Name some of the living processes that ATP is required for

Answer 7

1. Maintenance of a constant body temp