Biology, 10.03.2020 17:33 xandraeden32
A group of field biologists goes out to mark beetles living in an area around a local pond in order to estimate the population size of the beatles. The biologists capture 500 beetles on the first day. They return the following day and catch a total of 400 individuals, 200 of which are marked. What is the estimated population size for the beetles?
Answers: 2
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The greenhouse effect a. something that has occurred for millions of years b. an unnatural phenomenon caused by humans that maintains earths temperature range. c. the results of the differences in the angle of the suns rays d. an unnatural phenomenon that causes heat energy to be radiated back into the atmosphere
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A group of field biologists goes out to mark beetles living in an area around a local pond in order...
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