Question $12$ pts

AMPK promotes $............$ and glucose uptake but inhibits glycogen synthesis in skeletal muscle?

Group of answer choices

Protein synthesis

Fatty acid oxidation

None

Glycogen synthesis

Flag question: Question $2$

Question $22$ pts

Elevated levels of blood glucose and ketones are the hallmarks of untreated type $1$ diabetes is known as$?$

Group of answer choices

Hypoglycemia and ketoacidosis

Hypoglycemia and cirrhosis

Hyperglycemia and acidoacidosis

Hyperglycemia and ketoacidosis

Flag question: Question $3$

Question $32$ pts

Insulin$-$dependent $($Type I$)$ diabetes

Group of answer choices

can be treated with injections of leptin.

is associated with a deficiency of pancreatic $-$cells.

is associated with a deficiency of insulin receptors.

is associated with a deficiency of signal transduction

Flag question: Question $4$

Question $42$ pts

A variant of the Cori cycle has which of the following amino acids being transported to the liver?

Group of answer choices

alanine

glycine

aspartate

glutamate

Flag question: Question $5$

Question $52$ pts

Which of the following best describes the function of AMP$-$dependent protein kinase $($AMPK$)?$

Group of answer choices

It activates metabolic pathways that generate ATP and inhibits biosynthetic pathways.

It inhibits both ATP$-$generating and biosynthetic pathways.

It activates biosynthetic pathways and inhibits metabolic pathways that generate ATP.

It activates both ATP$-$generating and biosynthetic pathways.

Flag question: Question $6$

Question $62$ pts

Glycolysis produces a net of $\_\_\_\_\_\_$ ATP.

Group of answer choices

$1$

$2$

$4$

$3$

Flag question: Question $7$

Question $72$ pts

The enzymes that catalyze glycolysis are located in the $?$

Group of answer choices

Inner mitochondrial membrane

Nucleus

Cytosol

Mitochondrial matrix

Flag question: Question $8$

Question $82$ pts

In skeletal muscle cells, the NADH that is produced by glycolysis under anaerobic conditions $($vigorous exercise$)$ is regenerated to NAD$+$ by the conversion of:

Group of answer choices

acetaldehyde $$ ethanol

phosphoenolpyruvate $$ pyruvate

pyruvate $$ lactate

lactate $$ pyruvate

Flag question: Question $9$

Question $92$ pts

Which enzyme catalyses a reaction with an enediolate intermediate?

Group of answer choices

Aldolase

Phosphoglucomutase

Phosphofructokinase

Phosphoglucose isomerase

Flag question: Question $10$

Question $102$ pts

Which enzyme is involved in substrate level phosphorylation in glycolysis?

Group of answer choices

glyceraldehyde$-3$phosphate dehydrogenase

phosphoglycerate kinase

aldolase

None of these answers

Flag question: Question $11$

Question $112$ pts

Which of the following is the metabolic intermediate that condenses with oxaloacetate

Group of answer choices

succinyl$-$phosphate

acetyl$-$CoA

to form citrate?

oxalosuccinate

carboxybiotin

Flag question: Question $12$

Question $122$ pts

Which of the following enzymes of the citric acid cycle contains an FAD prosthetic group?

Group of answer choices

alpha$-$ketoglutarate dehydrogenase

succinyl$-$CoA synthetase

isocitrate dehydrogenase

succinate dehydrogenase

Flag question: Question $13$

Question $132$ pts

How many NADH are produced when one acetyl group is oxidized in the citric acid cycle?

Group of answer choices

$1$

$3$

$4$

$2$

Flag question: Question $14$

Question $142$ pts

Which of the following terms describes the citric acid cycle is referred to as being both catabolic and anabolic?

Group of answer choices

amphipathic

anaplerotic

cataplerotic

Amphibolic

Flag question: Question $15$

Question $152$ pts

The reaction that is catalyzed by pyruvate carboxylase is an example of an $\_\_\_\_\_\_$ reaction because it replenishes the citric acid cycle intermediates that have been siphoned off for biosynthesis.

Group of answer choices

cataplerotic

anaplerotic

amphipathic

amphibolic

Flag question: Question $16$

Question $162$ pts

Succinate dehydrogenase catalyzes the oxidation of succinate$$s single bond to a trans double bond and yield?

Group of answer choices

None

Succinate

Fumarate

Oxaloacetate

Flag question: Question $17$

Question $172$ pts

How many ATP molecules are synthesized from the oxidation of $1$ NADH molecule?

Group of answer choices

$1\mathrm{.}5$

$3$

None

$1$

Flag question: Question $18$

Question $182$ pts

Which complex is unable to generate sufficient free energy to power ATP synthesis?

Group of answer choices

Complex II

Complex IV

Complex I

Complex III

Flag question: Question $19$

Question $192$ pts

Oxidative phosphorylation is regulated by $?$

Group of answer choices

the availability of reduced cofactors from catabolic pathways.

the availability of the dNTPs$.$

None

Both