<span>The loss of the gene coding for an orange crest in the bird population described above is an example of <span>genetic drift.
</span></span><span>Genetic Drift is the change in the frequency of an allele in a population due to random sampling of organisms.</span>
What are the options given?
something like tunica intima/ interna and tunica media
The answer could be either B or D. Both are important for marine biology. I would have to say D is the best answer though!
D) relieving fishing pressure on over fished species
