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AP Biology Questions and Answers (Q&A)

L. Brett, Sales Manager
Answered: Nov 27, 2018
Option B - Food -> NADH -> Electron transport chain -> oxygen is the correct sequence of electron travel during aerobic respiration. In aerobic respiration (also known as cellular respir...Read More

3 Answers

Barry Mclean, Sales Manager
Answered: Dec 18, 2018
In the eukaryotic cell, there are many parts. There are lipids and proteins between the membranes of the endomembrane system. The endomembrane system are in the cytoplasm within these...Read More

3 Answers

E. Stanley, Technical writer
Answered: Jul 17, 2018
Thylakoids are special stacks that are present within a chloroplast of a plant cell. Chloroplasts are organelles that are responsible for photosynthesis. These thylakoids contain the pigment...Read More

3 Answers

Matz Lewis Clark, College student
Answered: Feb 28, 2019
The answer to this question is letter E. It should be noted that amino acids are also equipped with nitrogen atoms which means that it also contains proteins. The main goal of the experiment is...Read More

2 Answers

Carice Snow, Motivator
Answered: Nov 27, 2018
Starch is present in plants. It is a soft, white, tasteless powder that is insoluble in cold water, alcohol, or other solvents. All starch contains a form of sugar. A solution of starch is...Read More

2 Answers

W. Kaye, Ex-Marine
Answered: Apr 10, 2019
Allosteric inhibition is the progression by which a regulatory molecule attaches to an enzyme in a spot different from the active site for an additional particle, which causes a conformational...Read More

2 Answers

C. Bernthal, Teacher
Answered: Jan 29, 2019
The correct answer to this question is B. DNA stands for deoxyribonucleic acid and is a self-replicating material that nearly all living organisms have. DNA carries the organism's genetic...Read More

2 Answers

J.Barbara
Answered: Feb 16, 2018
Vestigial structures are a structure in an organism that has lost all or at least most of its original function in the course of evolution. This might include things like the human appendix....Read More

2 Answers

Markda John
Answered: Jan 01, 2018
The correct answer is not listed in the answers. It’s 32 cells total. It’s not a lot, but that is a lot for the small amount of time that five divisions would take. Six cell divisions...Read More

2 Answers

Christopher Ballesteros
Answered: Aug 27, 2019

This question is misleading. Please change it.

2 Answers

H.Donna
Answered: Jan 17, 2018
A cell has many chemical reactions occurring simultaneously. The metabolism is always at work and is driven by these chemical reactions. However, in a state of equilibrium the substrates and...Read More

2 Answers

John Adney
Answered: Dec 14, 2016
Is "gycerol" (glycerol) purposefully spelled wrong? If yes, then I guess "none" is correct. However, if it was a grammar mistake, and it was indeed meant to be "glycerol" than lipids, in specific...Read More

2 Answers

C.Dorothy
Answered: Dec 08, 2017
Mitochondrion is the part of the eukaryotic cells that is found in the cytoplasm of the cells. These cells have a nucleus. There are other parts inside the cells including the mitochondrion. They...Read More

2 Answers

C. Marcus, Content Developer
Answered: Feb 21, 2019
B is the answer to this question. The process of donating and sending electrons is always going to be important because this is the only way that the atoms will be stable. If there are no...Read More

2 Answers

Carice Snow, Motivator
Answered: May 22, 2019
The correct answer is option E – Facilitated diffusion Glucose is a large molecule, and it would be difficult for it to pass through the phospholipid bilayer, as so, facilitated diffusion...Read More

2 Answers

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