Excess hydrogen ion is eliminated from the body largely by A) ...

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Excess hydrogen ion is eliminated from the body largely by
 A) sweating.
  B) the kidneys.
  C) the liver.
  D) the feces.
  E) buffers.

Question 2

Cardiac muscle cells and skeletal muscle cells differ in a few ways. Which of the following is not one of them?
 A) Cardiac muscle cells are smaller in size.
  B) Cardiac muscle cells have a single, centered nucleus.
  C) Cardiac muscle cells branch.
  D) Skeletal muscle cells lack intercalated discs.
  E) Cardiac muscle cells lack transverse tubules.

[orangecrush]

Answer to Question 1

B

Answer to Question 2

E

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TYSM

Excellent