I think it is A because they can just destroy it but D is finding something natural to kill it off but it is GM so it wouldn't help so A
Answer:
<h2>Blood flow through a capillary is controlled by the <u>precapillary</u><u> </u><u>sphincters</u><u>.</u></h2>
85% of adults are grandparents by age 65. This estimation has been made in the U.S. from the surveying of the elderly. So, the correct choice is the third option: 85.
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- Dotz
According to the second law of thermodynamics, energy is never 100% efficient because some of the energy disperses as heat.