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April 18, 2014

Homework Help: science

Posted by aliyah on Saturday, November 10, 2012 at 9:54am.

3. The relationship in which one species benefits and the other is unharmed is known as _____. (1 point)
a niche
commensalism
mutualism
parasitism




4. Population size is limited by all of the following except _____. (1 point)
biotic factors
abiotic factors
competition
none of the above

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