The amino acids methionine, tyrosine, and tryptophan play a role ...

[ericka1]

The amino acids methionine, tyrosine, and tryptophan play a role in:
 
  a. forming neurotransmitters.
  b. blocking excess protein breakdown.
  c. increasing production of insulin and thyroxine.
  d. decreasing energy expenditure.

Question 2

The nutrient that has a protein-sparing effect is:
 
  a. glycerol.
  b. carbohydrate.
  c. nitrogen.
  d. fatty acids.

[Shshxj]

Answer to Question 1

ANS: A

Answer to Question 2

ANS: B

[ericka1]

TY

[Shshxj]

You're welcome