The overwhelming majority of animals are:
A) vertebrates.
B) invertebrates.
C) mammals.
D) sessile.
E) unicellular.
Answer: B
Biology & Microbiology
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An organ is defined as
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In a negative feedback mechanism, the _____ is a muscle or gland that functions to carry out the selected response
receptor control center effector factor
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A person inherits mtDNA from his or her ___.
What will be an ideal response?
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