A central vacuole
a. is found only in plant cells.
b. may take up between 50% and 90% of the cell's interior.
c. regulates water balance.
d. is all of the above.
a
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The salivating response to a bell is what Pavlov called an unconditioned response
____________________ Indicate whether the statement is true or false.
Humans, as well as all other mammals, have hair. Hair, then, would be considered to be a(n):
a. derived character. b. cladistic character.
c. ancestral character. d. analogous character. e. polyphyletic character.
Gastric Bypass
What will be an ideal response?
Some bacteria are capable of obtaining DNA from the environment, which is problematic with antibiotic resistance genes. When a competent cell takes in DNA from outside the cell, it is termed
A) incorporation. B) transformation. C) encapsulation. D) transduction.