Answer:
D. reproduction
Explanation:
If the species doesn't reproduce they die out or become extinct.
Pretty sure it's B. Conjugation because that is a form of sexual reproduction in the reproduction of prokaryotes.
Transcription<span> is the process of converting the message in </span>DNA<span> into </span>mRNA<span>, this is where </span>mutations<span> can first occur. </span>Mutations<span> at the level of </span>DNA<span>can affect the production of </span>proteins<span> in the long run.</span>
The circulatory system - hemoglobin in the blood transports oxygen :)
<span>Prior to 1879, people who studied behavior associated themselves with biology.
In the past, it was thought that certain behaviors were only the result of biology. Those scientists assigned various mental disorders to problems within that person's body, when in fact, not all mental disorders come from biological problems.
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