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gulaghasi [49]
3 years ago
9

PLEASE BE QUICK I'LL GIVE YOU THE MOST BRAINLIEST ANSWER

Biology
2 answers:
rodikova [14]3 years ago
7 0
<span>"A zebra migrates to join a different herd of zebras"
This will increase the gene pool in the different herd.

</span><span>"Competition for sunlight leads to taller trees."
This will decrease diversity in the gene pool to taller trees only.

</span><span>"The DNA of a snake changes to make its venom stronger"
</span><span>The gene pool may not change by alot if it is one snake, however, it adds that alle to the gene pool.

</span><span>"A grassfire randomly sweeps through a population of buffalo and kills most of the animals. "
</span>Genetic Drift will occur in the Gene Pool, decrease its diversity dramatically.
Bingel [31]3 years ago
4 0
1st: Bring new alleles from other populations
2nd: Favor certain alleles
3rd: Creates new alleles from DNA
4th: Randomly selects alleles
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