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Author Question: Which of the following statements concerning red blood cells is false? A) Red cells are biconcave ... (Read 83 times)

Coya19@aol.com

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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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Answer to Question 1

C

Answer to Question 2

D




Coya19@aol.com

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Reply 2 on: Feb 28, 2019
Thanks for the timely response, appreciate it


jackie

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

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