Duplicate of Biol 1101 Exam II Review

Question 1

These reaction release energy by breaking down molecules

Accepted Answer

anabolic

Question 2

Glycolysis always requires _________.

Accepted Answer

B.NAD+

Question 3

How many times do you have to complete the Calvin cycle to make one Glucose molecule?

Accepted Answer

2

Question 4

The net result of a single molecule of glucose undergoing glycolysis is the formation of

Accepted Answer

b. 2 NADH and 2 ATP

Question 5

19. Rubisco…

Accepted Answer

E. All of the above

Question 6

What is the process that turns glucose into water and CO2?

Accepted Answer

Cellular respiration

Question 7

What would a plant NOT produce if exposed to a chemical that blocks only the Calvin cycle?

Accepted Answer

B. G3P

Question 8

Where does glycolysis occur?

Accepted Answer

cytosol

Question 9

Where does the energy to make ATP come from?

Accepted Answer

from the electrons harvested from glucose

Question 10

What happens when ATP, a substrate and noncompetitive inhib. of PFK, binds at a regulatory site

Accepted Answer

C. Glucose is not broken down as quickly

Question 11

Photorespiration is....

Accepted Answer

Rubisco binding with O2

Question 12

The ___ binds to the enzymes____ site to initiate a reaction

Accepted Answer

substrate, active

Question 13

What are the reactants when forming an NADH molecule?

Accepted Answer

NAD+ + H+ + 2 Electrons

Question 14

How is an ADP turned into ATP during the Citric Acid Cycle?

Accepted Answer

D. None of the above

Question 15

Which of the following is NOT true concerning endergonic reactions?

Accepted Answer

they're often spontaneous

Question 16

3. When do cells switch from cellular respiration to fermentation?

Accepted Answer

C. when electron acceptors are not available

Question 17

This law states: Energy cannot be created or destroyed

Accepted Answer

first law of thermodynamics

Question 18

Which is an accurate statement regarding oxidative phosphorylation?

Accepted Answer

uses EC gradient that drives phosphorylation of ATP from ADP

Question 19

This image shows what types of enzyme regulation

Accepted Answer

noncompetitive

Question 20

3. The proteins of the electron transport chain active in the light-dependent reactions

Accepted Answer

are proteins located in the thylakoid membrane

Question 21

What is the role of cyclic photophosphorylation compared to noncyclic photophosphorylation?

Accepted Answer

C. To adapt to cellular ATP needs

Question 22

Which of the the following is not true concerning exergonic reactions?

Accepted Answer

they require energy

Question 23

Which of the following is FALSE about C4 plants

Accepted Answer

They use time to seperate photosynthesis

Question 24

A reaction with a negative ΔG is

Accepted Answer

exergonic

Question 25

Breaking down glucose into CO2 and water is an:

Accepted Answer

exergonic reaction

Question 26

Greater the__, generally the greater the rate of the enzyme action

Accepted Answer

substrate concentration

Question 27

4. Where does the oxygen produced by photosynthetic plants come from?

Accepted Answer

C. water

Question 28

What is reduction?

Accepted Answer

Gain of electrons

Question 29

29. The light reactions occur in the __________, and the dark reactions occur in the __________

Accepted Answer

thylakoid membranes, stroma

Question 30

Which of the following is not part of the Calvin cycle

Accepted Answer

Glycolysis

Question 31

What is the energy source that helps convert CO2 to sugars and other organic molecules?

Accepted Answer

C. ATP

Question 32

1. In the energy-yielding phase of glycolysis, energy is extracted in the form of

Accepted Answer

B. NADH and ATP

Question 33

Which of the following is FALSE about glycolysis

Accepted Answer

it produces ATP by oxidative phosphorylation

Question 34

What type of macromolecule are enzymes

Accepted Answer

proteins

Question 35

What stage of cellular respiration breaks down a 6-carbon chain into 2, 3-carbon chains

Accepted Answer

glycolysis

Question 36

The energy required to initiate a chemical reaction is called

Accepted Answer

activation energy

Question 37

Choose one of the electron carriers

Accepted Answer

FADH, NAD+

Question 38

15. ATP is produced when in photosynthesis? Choose the BEST answer.

Accepted Answer

A. During the ETC between PS II and PS I

Question 39

What happens to the O2 you breathe?

Accepted Answer

it gains electrons and becomes H2O

Question 40

The main product of glycolysis is ___ which is converted to _____ using coenzyme A.

Accepted Answer

a. Pyruvate; acetyl Co-A

Question 41

anabolic reactions

Accepted Answer

use energy to build molecules

Question 42

What is oxidation?

Accepted Answer

Loss of electrons

Question 43

_______ ATP are produced during glycolysis but the net yield is ______

Accepted Answer

4,2

Question 44

12. Which of the following statements about NAD+ or NADH is TRUE?

Accepted Answer

NAD+ has less chemical energy than NADH

Question 45

entropy refers to increasing disorder

Accepted Answer

true

Question 46

What is activation energy

Accepted Answer

min amount of energy required to start a chemical reaction

Question 47

How much ATP is produced in Cellular respiration?

Accepted Answer

36-38 units

Question 48

A positive change in free energy (ΔG) is associated with...

Accepted Answer

non-spontaneous and endergonic reactions

Question 49

27. The Granum is the

Accepted Answer

b. Name of the stack of thylakoids in the chloroplast

Question 50

Electrons excited by absorption of light in PS2 must be replaced with electrons from:

Accepted Answer

A. H2O

Question 51

What two things come together to form ATP?

Accepted Answer

ADP, P

Question 52

An enzyme speeds up a chemical reaction in the cell but can only be used once.

Accepted Answer

false

Question 53

The study of the flow of energy transformations....

Accepted Answer

thermodynamics

Question 54

What is the loss of electrons from one substance called?

Accepted Answer

oxidation

Question 55

What happens after glycolysis if O2 is present?

Accepted Answer

pyruvate oxidation

Question 56

True or False: The electron transport chain produces more ATP than glycolysis alone

Accepted Answer

True

Question 57

9. True or False: The Citric Acid Cycle takes place in prokaryotes

Accepted Answer

True

Question 58

Which of the following is true about glycolysis

Accepted Answer

electrons from glucose are transferred to NAD+

Question 59

Synthesizing ATP form ADP and Pi is an:

Accepted Answer

endergonic reaction

Question 60

10. During photosynthesis, which of the following is true?

Accepted Answer

Light energy raises the potential energy of electrons

Question 61

What is kinetic energy?

Accepted Answer

mechanical energy that a body has by virtue of its motion

Question 62

Which of the following is not a reactant in photosynthesis?

Accepted Answer

Glucose

Question 63

How much ATP goes into glycolysis and how much is produced?

Accepted Answer

2 , 4

Question 64

During cellular respiration glucose is oxidized, its electrons are:

Accepted Answer

used to power proton (H+) pumps before going to O2

Duplicate of Biol 1101 Exam II Review

Questions 66

Duplicate of Biol 1101 Exam II Review

Questions 66