Question

Red bone marrow only differs from yellow bone marrow because of a difference in the amount of which substance?

the amount of antibody
the amount of cytokine
the amount of antigen
the amount of fat

Answer 1

the amount of fat

Step-by-step explanation:

took the test :)

Answer 2

The amount of fat

Step-by-step explanation:

There are two types of bone marrow: red and yellow. Red marrow contains blood stem cells that can become red blood cells, white blood cells, or platelets. Yellow marrow is made mostly of fat.