Chemistry Part 5

Question 1

most important enzyme of glycolysis

Answer 1

PFK (Phosphofructokinase)

Question 2

phosphorylation of glucose consumes 1 ATP and yields…

Answer 2

glucose 6-phosphate

Question 3

transfer of a phosphate group during glycolysis leads to synthesis of….

Answer 3

1 ATP

Question 4

In the final step of glycolysis, pyruvate is reduced to…

Answer 4

lactate

Question 5

location of glycolysis

Answer 5

cytosol

Question 6

Glycolysis is stimulated by….

Answer 6

insulin** and AMP

Question 7

T/F: Insulin stimulates gluconeogenesis

Answer 7

False; inhibits

Question 8

What stimulates glycogenesis?

Answer 8

insulin

Question 9

What inhibits glycogenolysis?

Answer 9

insulin

Question 10

What stimulates lipogenesis?

Answer 10

insulin** and ATP

Question 11

What inhibits lipolysis?

Answer 11

insulin and FAs

Question 12

what stimulates cholesterol synthesis?

Answer 12

NADPH

Question 13

What is the opposite of insulin (as far as test question choices for boards)?

Answer 13

epinephrine/glucagon

Question 14

Wheat and rice are missing….

Answer 14

lysine

Question 15

Corn is missing….

Answer 15

lysine and tryptophan

Question 16

Legumes are missing….

Answer 16

methionine

Question 17

Enantiomers

Answer 17

mirror image

Question 18

ends in “cholic acid” or “cholate”

Answer 18

bile salts

Question 19

Too much uric acid

Answer 19

gout

Question 20

catabolic

Answer 20

generates energy

Question 21

anabolic

Answer 21

needs energy

Question 22

enzyme + cofactor

Answer 22

holoenzyme

Question 23

apoenzyme

Answer 23

enzyme without cofactor

Question 24

substrates _____ a reaction;

products ______ a reaction

Answer 24

stimulate;

inhibit

Question 25

transfers a phosphate

Answer 25

kinase

Question 26

moves hydrogen

Answer 26

oxidoreductase

Question 27

NAD _____molecules; | NADH ____ molecules

Answer 27

breaks; | builds

Question 28

tyrosine forms

Answer 28

epinephrine

Question 29

Islets of Langerhans

Answer 29

where insulin comes from (made by beta cells)

Question 30

stimulates glycogenolysis but not glycolysis

Answer 30

glucagon

Question 31

derivative of steroid hormones

Answer 31

cholesterol

Question 32

Glucocorticoids, Mineralcorticoids, and Gonadocorticoids

Answer 32

steroid hormones (Sweet, Salty, Sex)

Question 33

``` Rate limiting step of kreb's cycle? of HMP shunt? FA synthesis? Beta oxidation? Urea cycle? ```

Answer 33

``` isocitrate DH Glucose 6-DH Acetyl CoA Carboxylase Carnitine acyltransferase 1 Carbomyl phosphate synthetase 1 ```