MCAT Vitamins
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
