investigating populations

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4 Terms

1
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describe mark release recapture

capture a sample

harmlessly mark the organism

release back into habitat

wait 1 week

take a second sample and count how many from 2nd sample are marked

2
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what is the calculation for total population size

(number in 1st sample x number in 2nd sample) / number marked in second sample

3
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what are the assumptions for mark release recapture

marked sample has had time to redistribute

4
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define species 

organisms with similar characteristics that can breed and produce fertile offspring