Yes B) A vector is a plasmid or virus used to move foreign genes into desired host cells.<span>is correct</span>
Yes. Every chemical reaction obeys the law of conservation of mass.
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In general, yes, the dorsal blood vessel of a worm be seen from the worm's exterior because a worm's "skin" is very thin. Although of course there are exceptions.
The answer should be both
Answer:
B. Protein is composed of DNA which is produced in the cell
Explanation:
