Natural selection is an evolutionary mechanism by which (B.) advantageous traits become more common in a population.
Ou tof the following given choices;
<span>a. </span>elimination
<span>b. </span>SN2 substitution
<span>c. </span>Dissociation
<span>d. </span>None of the above
The answer is B. In SN2 substitution, the leaving group is attached to a primary carbon. This is one of the SN reaction of nucleophilic substitution on dimethylallyl pyrophosphate. The other SN1 reaction, which is the more probable reaction because it's more stable.
Answer:
The correct answer is - ovaries.
Explanation:
Ovaries are organ which plays a distinct role in two different organ system and both roles of the organ are essential. Ovaries not only produces egg in the reproductive system but also produces the hormone which is part of the endocrine system.
The endocrine system is a system of chemical messengers which depends on the feedback loop to release the chemical messenger or hormone directly to the circulatory system, ovaries are part of this system as it produces a hormone.