Biologists use plasmids to join two DNA molecules together.
Answer:
Rough Endoplasmic reticulum.
Explanation: The rough ER is a type of Endoplasmic reticulum which has ribosomes in the form of protein attached to it. And it helps in detoxification of the toxins.
I believe the answer is C. <span>Their circulatory systems transport nutrients to cells.
Option A is wrong because plant does not have a heart, only animals and humans do.
Option B is wrong because plant does not had blood. Water and nutrients in plant are transported with xylem and phloem
D. is wrong because to be considered to have a pulmonary circuit, an organism need to has lung and heart, which are non existent in plant.</span>
I think that it is B, but I could be wrong