Chapter 6 Flashcards
1
Q
Which part of its chemical structure differentiates one amino acid from another?
A
Its side group
2
Q
Isoleucine, leucine, and lysine are:
A
Essential amino acids
3
Q
Proteins that maintain the acid-base balance of the blood and body fluids by accepting and releasing hydrogen ions are:
A
Buffers
4
Q
In the stomach, hydrochloric acid…
A
Denatures proteins and activates pepsin
5
Q
If an essential amino acid that is needed to make a protein is unavailable, the cells must…
A
Break down proteins to obtain it.
6
Q
Protein turnover describes the amount of protein:
A
Synthesized and degraded
7
Q
The protein RDA for a healthy adult who weighs 180 pounds is:
A
65 grams/day
