Bio exam 3

32

Aerobic cellular respiration generates about ___ ATP from one molecule of glucose

Citric acid cucle

During cellular respiration, ____ produces most of the carbon dioxide that we exhale

Lowering activation energy

Enzymes speed up a chemical reaction by:

Alcohol

Fermentation in plants produces __ as a byproduct

Act as coenzymes

Humans require vitamins in their diets because these nutrients

Cristae

In cellular respiration, the electron transport chain is located in the

Oxygen

In cellular respiration, the final electron acceptor in the electron transport chain is

Glycolysis

Indemnify the stage of cellular respiration when glucose is split into two molecules of pyruvic acid

Endergonic

Reactions which require an input of energy

Requires oxygen

Respiration is called aerobic because

Glycolysis and citric

Substrate level phosphorylation of ATP occurs in

Matrix

The citric acid cycle of reactions takes place in the __ of mitochondria

Feedback inhibition

The mechanism in which the end product of a metabolic pathway inhibits an earlier step in the pathway is most precisely described as

Active

The region of an enzyme to which a substrate binds is called

Photon

What name is given to a discrete particle of light

Cytosol

Where in cell does glycolysis occur

Citric acid cycle

Which process produces both NADH and FADH2

The electron transport chain

Which stage of cellular respiration requires oxygen that you breathe?

Anabolic

____ pathways require energy and are important for cell maintenance, growth and repair