The attraction between water molecules and molecules of solid surfaces is known as:
a) adhesion
b) polarity
c) association
d) hydrolysis
Ans: a) adhesion
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How many different types of chemoreceptors can be found in the taste buds?
A. hundreds B. thousands C. 40-50 D. five
Why would environmentalists nurture baby California condors by the use of puppets?
a. If they were directly touched by humans, other condors might detect a human odor. b. They need to learn certain behaviors before they are free in the environment. c. There are not many adult condors available to nurture them. d. all of these
The correct sequence going from smallest to largest is
A. molecule - atom - organelle - tissue - cell. B. tissue - cell - organelle - molecule - atom. C. atom - molecule - organelle - cell - tissue. D. cell - molecule - tissue - organelle - atom. E. cell - tissue - organelle - molecule - atom.
Each of the following is a characteristic of calmodulin except
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