In sickle-cell anemia patients, ________ type(s) of amino acid ...

[Tazate]

In sickle-cell anemia patients, ________ type(s) of amino acid has been replaced by another amino acid.
 
  A) 1
  B) 5
  C) 10
  D) all

Question 2

A 4.23 L sample of a gas is originally at 747 mm Hg at 297 K. The volume occupied by the same quantity of gas under the same temperature and 700. torr is ________. 1 atm = 760 torr.
 
  A) 3.96 L
  B) 4.51 L
  C) 1.88 L
  D) 1.68 L

[Mholman93]

Answer to Question 1

A

Answer to Question 2

B

[Tazate]

Great answer, keep it coming

[AISCAMPING]

Excellent