ch 7

studied byStudied by 36 people
0.0(0)
get a hint
hint

Glucose is transformed into ATP in 3 steps:

1 / 29

Tags and Description

Biology

30 Terms

1

Glucose is transformed into ATP in 3 steps:

glycosis krebs cycle electron transport chain

New cards
2

_____ assist redox reactions by acting as a catalys

enzymes

New cards
3

what does NAD+ stand for?

nicotinamide adenosine

New cards
4

NAD+ turns into _____ by binding to the enzyme in the redox reaction and accepting 2 electrons and a proton

NADH

New cards
5

what is the formula for cellular respiration?

C6H12O6 + 6O2 --> 6CO2 + 6H2O + ATP

New cards
6

_____ is the primary source of energy in food

glucose

New cards
7

There are _____kcal/mol of glucose of free energy present in 1 mol of glucose

686

New cards
8

______ is the most important electron carrier

NAD+

New cards
9

Substrate level phosphorylation involves the direct transfer of a phosphate group to _____

ADP

New cards
10

______ phosphorylation - ATP synthase uses energy from a proton gradient to add a phosphate group to ADP

Oxidative

New cards
11

The complete oxidation of glucose happens in 4 stages

Glycolysis Pyruvate oxidation Krebs cycle Electron transport chain & chemiosmosis

New cards
12

what are the reactants of glycolysis?

_____, _____, and 2 _____

glucose NAD+ ATP

New cards
13

what are the products of glycolysis?

2 _____, _____, and 4 _____

pyruvate NADH ATP

New cards
14

After glycolysis occurs, there is a net gain of _____ ATP

2

New cards
15

what are the 3 stages of glycolysis?

_____, _____, and _____ and _____ _____

priming cleavage ATP pyruvate formation

New cards
16

What happens in the priming stage of glycolysis?

2 phosphates are added to glucose

New cards
17

what happens in the cleavage stage of glycolysis?

the - _____ sugar is split into two - _____ (also called _____)

6 carbon diphosphate 3 carbon monophosphates G3P

New cards
18

What happens in the ATP and pyruvate formation stage of glycolysis?

each _____-carbon sugar is _____ and loses _____ and a proton. P is transferred from _____ to form _____. 2 _____ are formed. Net gain of 2 _____

3 oxidized 2e- ADP ATP pyruvate ATP

New cards
19

In aerobic respiration, _____ is the final electron acceptor

oxygen

New cards
20

In fermentation, oxygen is not present and _____ molecules act as the final electron acceptro

organic

New cards
21

During aerobic respiration, pyruvate will be _____ into _____ and will enter the krebs cycle

oxidized Acetyl-CoA

New cards
22

If oxygen is absent, pyruvate will be _____ in order to oxidize NADH back into NAD+

reduced

New cards
23

the product of fermentation is _____ _____

lactic acid

New cards
24

What happens in the first stage of pyruvate oxidation?

a carboxyl group is removed from pyruvate, releasing CO2

New cards
25

what happens in the second stage of pyruvate oxidation?

NAD+ is reduced to NADH

New cards
26

What happens in the third stage of pyruvate oxidation?

An acetyl group is transferred to coenzyme A, making Acetyl-CoA

New cards
27

What are the reactants of pyruvate oxidation?

2 pyruvate, 2 CoA and 2NAD+

New cards
28

What are the products of pyruvate oxidation?

2 Acetyl CoA, 2 CO2 and 2NADH + H

New cards
29

What are the products of the krebs cycle?

10_____, 4_____, 2____

NADH ATP FADH2

New cards
30

what happens during chemiosmosis?

ATP synthase uses the energy of gradient protons to make ATP from ADP + P

New cards

Explore top notes

note Note
studied byStudied by 10 people
Updated ... ago
5.0 Stars(1)
note Note
studied byStudied by 7 people
Updated ... ago
5.0 Stars(1)
note Note
studied byStudied by 7 people
Updated ... ago
5.0 Stars(1)
note Note
studied byStudied by 16 people
Updated ... ago
5.0 Stars(2)
note Note
studied byStudied by 4 people
Updated ... ago
5.0 Stars(1)
note Note
studied byStudied by 3 people
Updated ... ago
5.0 Stars(1)
note Note
studied byStudied by 8 people
Updated ... ago
5.0 Stars(1)
note Note
studied byStudied by 2637 people
Updated ... ago
5.0 Stars(5)

Explore top flashcards

flashcards Flashcard124 terms
studied byStudied by 87 people
Updated ... ago
4.4 Stars(7)
flashcards Flashcard100 terms
studied byStudied by 17 people
Updated ... ago
5.0 Stars(1)
flashcards Flashcard101 terms
studied byStudied by 2 people
Updated ... ago
5.0 Stars(1)
flashcards Flashcard45 terms
studied byStudied by 10 people
Updated ... ago
5.0 Stars(1)
flashcards Flashcard94 terms
studied byStudied by 6 people
Updated ... ago
5.0 Stars(1)
flashcards Flashcard120 terms
studied byStudied by 36 people
Updated ... ago
5.0 Stars(1)
flashcards Flashcard35 terms
studied byStudied by 12 people
Updated ... ago
5.0 Stars(1)
flashcards Flashcard74 terms
studied byStudied by 3 people
Updated ... ago
5.0 Stars(1)