When the diet is lacking in the amino acids lysine and threonine, ...

[theo]

When the diet is lacking in the amino acids lysine and threonine, ____.
 A) proteins will be made without one amino acid
  B) the body will synthesize them
  C) protein synthesis will be limited
  D) another amino acid will be substituted so that synthesis is uninterrupted

Question 2

Zwitterions are amino acids that have no net electrical charge because ____.
 A) their side chains are not charged
  B) they migrate to a neutral place in an electrical field
  C) they are essential/indispensable
  D) they have an amino group in their side chain

[Mollythedog]

Answer to Question 1

C

Answer to Question 2

A

[theo]

Thanks for the timely response, appreciate it

[kishoreddi]

Wow, this really help