What is the heaviest of the twenty amino acids?
Phenylalanine
Tryptophan
Tyrosine
Histidine
Correct answer is B
No explanation has been provided for this answer.
What is the end product of leucine metabolism?
Acetyl-CoA
Pyruvic acid
Oxaloacetic acid
Acetyl carnitine
Correct answer is A
No explanation has been provided for this answer.
a cation
nonpolar
a zwitterions
an isotope
Correct answer is C
No explanation has been provided for this answer.
phenylalanine
phenylpyruvate
tyrosine
isoleucine
Correct answer is B
No explanation has been provided for this answer.
A best described ketogenic amino acid is
lysine
tryptophan
valine
none of these
Correct answer is A
No explanation has been provided for this answer.