When two species are harmed, it's called 

A. mutualism.
B. commensalism.
C. competition.
D. predation.


C. competition.

Biology & Microbiology

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How are symbiotic relationships important in agriculture and food production? Use at least two different examples to support your answer and explain how understanding these symbioses could help produce more food

What will be an ideal response?

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Statistical analysis determines the _______ between observed data and what was expected from the original hypothesis

A. testcross B. degrees of freedom C. P values D. complete hypothesis E. goodness of fit

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The MMR vaccine is used to protect against

A. mononucleosis, mange, rubeola. B. measles, mange, rubeola. C. mononucleosis, mumps, rubella. D. measles, mumps, rubella.

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Which of the following bridges the gap

between a neuron sending a message and the neuron receiving it? a. threshold value b. action potential c. transmitter molecules d. a neurohormone e. all of these

Biology & Microbiology