Blood pH is kept near a value of 7.3 - 7.5 because of

a. salts.
b. buffers.
c. acids.
d. bases.
e. water.


B

Biology & Microbiology

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Tubulin is to microtubules as ________ is to microfilaments.

What will be an ideal response?

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Apoptosis begins when ____ is inactivated

a. CED-3 b. CED-4 c. CED-9 d. the death signal receptor e. a nuclease

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The final stimulus that convinced Darwin to publish his findings came from ________, who had come to the same conclusion as Darwin from his own travels.

A. Alfred Russel Wallace B. Charles Lyell C. John Henslow D. Thomas Malthus

Biology & Microbiology

Immediately after a meal, newly digested and absorbed dietary fats appear in the lymph and then the blood as part of which of the following?

a. LDL b. HDL c. chylomicrons d. cholesterol

Biology & Microbiology