Glucose that is stored and not needed for immediate ATP prod

Glucose that is stored and not needed for immediate ATP production will most probably be used in which of the following metabolic pathways.

1. Lipogenesis

2. Glycogenesis

3. Amino acid synthesis, which then can be incorporated into proteins.

4. Excreted in the urine, this happen only when a meal containing mostly carbohydrates and no fats is eaten

A) 1,2,3

B) 1,2,4

C) 2,4

D) All of the above

E) None of the above

Glucose absorption in the GI tract is accomplished by active transport. Insulin increases the rate of glucose diffusion into most cells even in the neurons and liver cells.

A)    1^st statement is true, 2^nd statement is false

B)    1^st statement if false 2^nd statement if true

C)    Both statements are false

D)    Both statements are true

Immediately upon entering the body cells glucose is

A)    Phosphorylated

B)    Changed into glucose-6-phosphate

C)    Combines with a phosphate group produced by the breakdown of ATP

D)    A and B

E)     All of the above

Glucose is trapped in the cell so that it cannot move back to the plasma membrane by a process called

A)    Cellular respiration

B)    Cytochrome oxidation

C)    Krebs cycle

D)    Phosphorylation

E)     None of the above, glucose is free to move back at anytime

Phosphatase is an important enzyme that remove the phosphate group, which enables glucose to diffuse out of the cell and into the blood stream. It might be found in

A)    Liver cells

B)    Kidney tubule cells

C)    Intestinal epithelial cells

D)    A and C

E)     All of the above

Solution

Answers from top to bottom

D... All of the above.

D.. both the statements are true.

D.. A and B.

D... Phospharylation.

E... All of the above.