Chapter 25 (THF and Stuff)

Question 1

THF functions as a (reducing/oxidizing) agent and can transfer (#) carbon units

Answer 1

reducing agent

1

Question 2

Sulfonamide

Answer 2

inhibits bacteria’s ability to synthesize THF causing it to die

Question 3

N5- methyl-tetrahydrofolate is the (highest/lowest) energy form of THF and requires a ___ cofactor

Answer 3

lowest

B12

Question 4

With out cofactor B12 we cannot synthesize this AA

Answer 4

Glycine

Question 5

Know the Active Methyl Cycle

Answer 5

Do it

Question 6

Lead (Pb) poisoning effects the enzyme ___

Answer 6

porphobilinogen synthetase

found in the heme synthesis pathway

Question 7

We need (AA) to make porphyrin rings, hence why cofactor ___ is so important

Answer 7

Glycine

B12

Question 8

Urobilin

Answer 8

gives urine is yellow color (found at the end of heme catabolism)

Question 9

Stercobilin

Answer 9

gives feces its characteristic brown color (found at the end of heme catabolism)

Question 10

Jaundice

Answer 10

Caused by increase [bilirubin]

Happens due to massive destruction of RBCs

Question 11

Jaundice is common amongst ___

Answer 11

babies and is cured by UV light