During fetal development the primary site(s) of red blood cell ...

[eruditmonkey@yahoo.com]

During fetal development the primary site(s) of red blood cell production is/are
 A) bone marrow.
  B) liver.
  C) thymus.
  D) kidneys.
  E) liver and spleen.

Question 2

In resting individuals, energy use is proportional to
 A) amount of lipids in the diet.
  B) carbon dioxide produced during cellular respiration.
  C) total caloric intake.
  D) weight.
  E) oxygen consumption.

[britb2u]

Answer to Question 1

E

Answer to Question 2

E

[eruditmonkey@yahoo.com]

Wow, this really help

[matt95]

Excellent