Remodeling refers to: 1.the breakdown and buildup of bone ...

[savannahhooper]

Remodeling refers to:
  1.the breakdown and buildup of bone tissue.
  2.the breakdown of bone tissue.
  3.the build up of bone tissue.
  4.loss of minerals from the bone.

Question 2

All of the following are examples of a mineral serving as a cofactor EXCEPT:
   
  1.iron is needed for hemoglobins function in oxygen and carbon dioxide transport.
  2.zinc is needed to activate or is a component of over 200 enzymes.
  3.magnesium activates over 300 enzymes involved in the formation of energy and proteins.
  4.beta-carotene serves as a precursor to the formation of vitamin A.

[mochi09]

Answer to Question 1

1

Answer to Question 2

4

[savannahhooper]

Wow, this really help

[raili21]

Great answer, keep it coming