The best and most correct answer among the choices provided by the first question is the first choice or letter A "Extinction of original organism due to interbreeding.
On the other hand, the best and most correct answer among the choices provided by the second question is the first choice or letter A "<span>volcano emissions, lightning, and microbial processes"</span>
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They are directly related. The more different trees, the more different birds because not all birds like the same trees:
Some like higher trees to build higher nests, others like lower trees, some like the leaves of some trees useful, some live in the trees that give them fruits, other in trees where many insects go, etc.
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Answer:
Forceps should be used because directly touching the substance and dropping it into the acid with your hands can cause harm to yourself, and it can also prevent contamination of the substance.
Answer:
1 or 100%
Explanation:
Assuming that the allele B (brown) is dominant over the allele b, crossing the father and the mother:
BB x bb
Bb Bb Bb Bb (you can also see the Punnet's square)
All the offspring would exhibit the dominant phenotype which is brown. Hence, the probability of the offspring having brown eyes is 100% or simply 1.
