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Author Question: Amino acids in solution contain both a negative and positive charge and thus are termed a(n) A) ... (Read 76 times)

olgavictoria

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on: Feb 27, 2019
Amino acids in solution contain both a negative and positive charge and thus are termed a(n)
 A) anion.
  B) cation.
  C) acid.
  D) base.
  E) zwitterion.

Question 2

If the pacemaker cells in the SA node become more permeable to potassium ions, the
 A) heart rate will increase.
  B) heart rate will decrease.
  C) cells will depolarize.
  D) cells will hyperpolarize.
  E) heart rate will decrease and cells will hyperpolarize.


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al

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Reply #1 on: Feb 27, 2019
Answer to Question 1

E

Answer to Question 2

E


olgavictoria

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Reply #2 on: Feb 27, 2019
Both answers were spot on, thank you once again


al

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Reply #3 on: Feb 27, 2019
Great! Please up vote :D


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