Vernon is studying the population of deer in a tract of forest. He gathers the following data
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Biology, 08.04.2020 21:49 gaboalejandro833
Vernon is studying the population of deer in a tract of forest. He gathers the following data
Birth rate: -50 deer/year
Death rate: -70 deerlyear
Which additional observation would support the conclusion that the deer population is NOT changing size from year to year, meaning that the
net population change is 0?
A
About 20 deer per year immigrate to the tract of forest
B
About 20 deer per year emigrate from the tract of forest
c
The average life span of a member of the deer population is 20 years
D
If a deer survives its first year of life, its average life span is 20 years
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