In a peptide bond, there is restricted rotation between which of ...

[cabate]

In a peptide bond, there is restricted rotation between which of the following atoms?
  1.the nitrogen and the -carbon
  2.the nitrogen and the carboxyl carbon
  3.the carboxyl carbon and the -carbon
  4.the -carbon and the side chain
  5.none of these

Question 2

In a peptide abbreviated G-G-A-S-Q-K-K,
  1.glutamic acid is the N-terminus
  2.lysine is the C-terminus
  3.there are 7 residues
  4.all of these
  5.lysine is the C-terminus and there are 7 residues

[juwms]

Answer to Question 1

2

Answer to Question 2

5

[cabate]

Excellent

[nanny]

Thanks for the timely response, appreciate it