Question #1:Glycogen: a.) Is broken down to free glucose-1-P by glycogen phospha

Question

Question #1:Glycogen:

a.) Is broken down to free glucose-1-P by glycogen phosphatase

b.) Has branch chains that are attached at the branch points by alpha 1,4 glycosidic linkages

c.) Built by glycogen synthase when there is high ATP and glucose

d.) Is an important storage form of fructose in our muscle cells

e.) Both a and c

Question #2: Which of these glycolytic enzymes is not found in gluconeogenesis?

a.) phosphoglycerate kinase

b.) phosphoglyceromutase

c.) enolase

d.) triose phosphate isomerase

e.) all are part of gluconeogenesis

Question #3: -ketoglutarate dehydrogenase is responsible for oxidizing -ketoglutarate to make NADH and acetyl-CoA.

a.) True

b.) False

Question #4:Ethanol production exists in order to make ______ for glycolysis.

Question #5: What effect will high fructose-2,6-bisphosphate and low ATP have on glycolysis?

a.) It will shut glycolysis down at the step of triose phosphate isomerase

b.) It will shut glycolysis down at phosphofructokinase

c.) It will speed up glycolysis by activating triose phosphate isomerase

d.) It will speed up glycolysis by activating fructose 1,6 bisphosphatase

e.) None of the above

Question #6:Alanine is an allosteric activator of pyruvate kinase.

a.) True

b.) False

Explanation / Answer

Question 1 ; Glycogen .

Option e ,both a and c , glycogen is broken down to free glucose 1 phosphate by glycogen phosphatase .and glycogen synthase when there is high ATP and glucose .

Question 2; Gluconeogenesis .

option e , all are a part of the gluconeogenesis .

Question 3 ; False

Question 4 ; NADP +

Question 5; option d , It will speed up the glycolysis by activating fructose 41,6 bisphosphatase .

Question 6. option b ,false .

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