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Author Question: The immune system must recognize and remove foreign materials called a) antigens. b) ... (Read 136 times)

plus1

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The immune system must recognize and remove foreign materials called
 
  a) antigens.
  b) lymphocytes.
  c) adrenocorticoids.
  d) positron emissions.

Question 2

The adrenal cortex is important for the
 
  a) stress response.
  b) DNA replication.
  c) regulation of brain cell activity.
  d) replacing the neurotransmitter serotonin.



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ally

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Answer to Question 1

a

Answer to Question 2

a




plus1

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Reply 2 on: Jun 22, 2018
Excellent


31809pancho

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Reply 3 on: Yesterday
Gracias!

 

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