Chapter 7

Question 1

foods are our sources of what two things?

Answer 1

1. Sources of substances for biosynthesis of cellular components
2. Sources of ATP

Question 2

What are the uses of ATP?

Answer 2

1. Transport of substances
2. mechanical works
3. endergonic processes

Question 3

What is Respiration?

Answer 3

act of breathing

Question 4

Inspiration is what?

Answer 4

Inhaling O2

Question 5

Expiration is what?

Answer 5

exhaling CO2

Question 6

Cellular respiration is the breakdown of __________ in the presence of O2 to CO2 and H2O releasing ATPs

Answer 6

glucose

Question 7

Cellular respiration occurs inside or outside the cell?

Answer 7

Inside

Question 8

What is redox reaction?

Answer 8

Chemical reactions that transfer electrons between reactants

Question 9

In ___________, a substance loses electrons

Answer 9

oxidation

Question 10

In ___________, a substance gains electrons

Answer 10

reduction

Question 11

What is NAD and what are its functions?

Answer 11

Nicotinamide adenine dinucleotide (NAD)

and Can donate electrons or accept electrons depending on if it is in its reduced form or oxidized form

Question 12

What is FAD and what are its functions?

Answer 12

Flavin adenine dinucleotide (FAD)

and Can donate electrons or accept electrons depending on if it is in its reduced form or oxidized form

Question 13

What is phosphorylation?

Answer 13

A reaction where ATP is synthesiszed

Question 14

What are the three types of phosphorylation?

Answer 14

1. Substrate level phosphorylation
2. Oxidative phosphorylation
3. Photophosphorylation

Question 15

How do cells produce ATP?

Answer 15

1. By cellular respiration, aerobic respiration and anaerobic respiration
2. By fermentation