MCAT Vitamins

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Biotin

prosthetic group essential for transport of CO2 groups

Biotin is _________ soluble.

water

Folate is _________ soluble.

water

Vitamin B1 (thiamine) is _________ soluble.

water

Vitamin B12 (cobalamin) is _________ soluble.

water

Vitamin B2 (riboflavin) is _________ soluble.

water

Vitamin B3 (niacin) is _________ soluble.

water

Vitamin B6 (pyrodixine) is _________ soluble.

water

Vitamin C (ascorbic acid) is _________ soluble.

water

What are all the fat soluble vitamins?

A (retinol), D, E, K

B6 (pyridoxine)

A coenzyme involved in protein and amino acid metabolism

B12 (cobalamin)

A coenzyme involved in the reduction of nucleotides to deoxynucleotides

Another name for vitamin C

Ascorbic acid

What are all the water soluble vitamins?

B1 (thiamine), B2 (riboflavin), B3 (niacin), B6 (pyridoxine), B12 (cobalamin), C (ascorbic acid), Biotin, Folate

Another name for vitamin B12

Cobalamin

Folate

Enzyme cofactor used in the transport of methylene groups; synthesis of purines and thymine; required for normal fetal nervous system development

B2 (riboflavin)

Made into FAD, an electron transporter

B3 (niacin)

Made into NAD+, an electron transporter

C (ascorbic acid)

Necessary for collagen formation; deficiency results in scurvy

K

Necessary for formation of blood coagulation factors

B1 (thiamine)

Needed for enzymatic decarboxylations

Another name for vitamin B3

Niacin

E

Prevents oxidation of unsaturated fats

Another name for vitamin B6

Pyridoxine

Another name for vitamin A

Retinol

Another name for vitamin B2

Riboflavin

D

Stimulates Ca2+ absorption from the gut; helps control Ca2+ deposition in bones.

Another name for vitamin B1

Thiamine

A (retinol)

Visual pigment that changes conformation in response to light

Vitamin A (retinol) is _________ soluble.

fat

Vitamin D is _________ soluble.

fat

Vitamin E is _________ soluble.

fat

Vitamin K is _________ soluble.

fat


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