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Author Question: Which of the following statements concerning red blood cells is false? A) Red cells are biconcave ... (Read 41 times)

Coya19@aol.com

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on: Feb 28, 2019
Which of the following statements concerning red blood cells is false?
 A) Red cells are biconcave discs.
  B) Red cells lack mitochondria.
  C) Red cells are about 18 m in diameter.
  D) Red cells are specialized for carrying oxygen.
  E) Red cells can form stacks called rouleaux.

Question 2

A cation that often acts as a cofactor for enzymes is
 A) sodium.
  B) potassium.
  C) calcium.
  D) magnesium.
  E) zinc.


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ErinKing

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Reply #1 on: Feb 28, 2019
Answer to Question 1

C

Answer to Question 2

D


Coya19@aol.com

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Reply 2 on: Feb 28, 2019
Gracias!

triiciiaa

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Reply 3 on: Yesterday
Excellent

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