🏷️ LIMITED TIME OFFER: GET 20% OFF GRADE+ YEARLY SUBSCRIPTION →
Log in
Biology
2
answers
0
watching
334
views

Which of the following statements about AMPK are true?

1) It inhibits pathways that make use of ATP.
2) It is activated when the cell's energy charge is low.
3) It initiates signaling processes that conserve cellular energy.
4) It is a tyrosine kinase found in all eukaryotes.

Which of the following statements about AMPK are true?

1) It inhibits pathways that make use of ATP.
2) It is activated when the cell's energy charge is low.
3) It initiates signaling processes that conserve cellular energy.
4) It is a tyrosine kinase found in all eukaryotes.

-Statements 1, 2, and 3 are true.
-Statements 2, 3, and 4 are true.
-Statements 1, 2, and 4 are true.
-All of the listed statements are true.

Watch
2
answers
0
watching
334
views

For unlimited access to Homework Help, a Homework+ subscription is required.

Unlock all answers

Get 1 free homework help answer.
Already have an account? Log in
Share
Keith Leannon
Keith LeannonLv2
28 Sep 2019
Already have an account? Log in
Share

Related textbook solutions

Molecular Cell Biology
8 Edition,
Lodish
ISBN: 9781464183393
Biology: Science for Life with Physiology
6 Edition,
Belk
ISBN: 9780134555430
Concepts of Biology
OER Edition,
Openstax
ISBN: 9781938168116
Biology
2nd Edition, 2013
Openstax
ISBN: 9781947172517
Essentials of Biology
5 Edition,
Mader
ISBN: 9781259660269

Related questions

1. How does sexual reproduction compare to DNA transfers inprokaryotes?
I. Both increase genetic diversity.
II. Sexual reproduction results in greater evolutionarychange.
III. DNA transfer in prokaryotes allows for fewer errors andmutations.

a. I only

b. I and II

c. I and III

d. I, II, and III

2. What type of receptor is described in the followingparagraph?

Binding of a signaling molecule to this type of receptor uses anenzyme to remove a phosphate group from an ATP molecule to activateanother receptor. The activated receptor can be recognized by relayproteins inside the cell, which bind to the receptor and changeshape. These activated proteins then trigger a transduction pathwaythat leads to some sort of cellular response.

a. intracellular receptor

b. ligand-gated ion channel

c. g protein-coupled receptor

d. receptor tyrosine kinase

3. Yeast cells, plant cells, and mammal cells all share manysimilarities in cell signaling. This provides evidence that

a. cell-signaling mechanisms are only found in organisms that usemethods of sexual reproduction

b. intercellular communication evolved as a way for multicellularorganisms to coordinate cell functions

c. eukaryotic cells use signal transduction pathways whileprokaryotic cells use a more primitive form of signaling

d. signal transduction pathways appeared in cells before theevolution of multicellular organisms

Indicate all of the following statements that are true.

Options: 1. ATP is an indirect product of the citric acid cycle

2. Acetyl CoA can increase the pool of citric acid cycle intermediates

3. Fatty acids can increase the pool of citric acid cycle intermediates

4. ADP inhibits α-ketoglutarate dehydrogenase

5. The pool of mitochondrial oxaloacetate can be increased by pyruvate

6. All enzymes of the citric acid cycle are found soluble and free in the mitochondrial matrix

3.Biological macromolecules are put together by condensation reactions that polymerize activated building blocks.

a.True

b.False

13.The F0 base of ATP synthase contains a ring of 12 subunits while the F1 head has 5 different protein subunits in the ratios 3:3:1:1:1. It takes ____ protons for the rotor to make one complete revolution, or _____ protons to make one ATP

a.12, 4

b.12, 2

c.4, 4

d.6, 2

20.Which of the following statements about chloroplast proteins are true

a.All of the chloroplast proteins are synthesized in the chloroplast

b.Some of the chloroplast proteins are synthesized in the chloroplast, some are imported

c.All of the chloroplast proteins are imported

28.An important function of smooth endoplasmic reticulum and the sarcoplasmic reticulum of muscle cells is to:

a.Synthesize proteins destined for secretion from the cell

b.Modify proteins by the addition of carbohydrates

c.Degrade ubiquitinated proteins

d.Store or sequester Ca++ that can be used for signaling

Weekly leaderboard

Home
Homework Help 3,900,000
Biology 460,000
Start filling in the gaps now
Log in