Biology, 06.11.2020 08:00 jaelynnm

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 deer/year
Which additional observation would support the conclusion that the deer population is NOT changing size from year to year, meaning that trat net
population change is 0?
A About 20 deer per year immigrate to the tract of forest.
0
O
B. About 20 deer per year emigrate from the tract of forest
С
The average life span of a member of the deer population is 20 years.
O
D
If a deer survives its first year of life, its average life span is 20 years.

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Vernon is studying the population of deer in a tract of forest. He gathers the following data. Birt...

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