Natural Selection Natural Selection-
Acquired Traits (giraffes neck stretches) -
Best Adapted-e
Change in allele frequency-genetic).
Change in population increases (genetic) -
Islands can cause a decrease in (genetic)-

more words for this could be abiotic and biotic

abiotic: living organisms within an ecosystem

biotic: non-living organisms within an ecosystem

the answer is true when observing or determining population size, a direct observation is use, in which each organism is counted in a population or in an area. one benefit of this measure is that you get the exact population count but it will take a long time to  determine  the  size  of a  population.

a. 35°c

b. 25°c

c. 10°c

d. 40°c

what are the options