The answer is D. quaternary
<span>Stabilizing selection is at work in this case. This is the force that allows a population to gradually center on a mean value due to a presence of a non-extreme bodily trait. The more extreme examples of the trait lead to the organisms being selected out, and the trait that is the least conspicuous wins out in the long-run.</span>
Answer:
Oral poliovirus vaccine or Sabin vaccine, named for its inventor American physician and microbiologist Albert Sabin, was developed. OPV contains live attenuated (weakened) virus and is given orally.
Answer:
Variables that can cause the ocean water salinity to decrease include the melting of glaciers, the inflow of river water, and rainfall.
Explanation:
Answer:
The concentric vascular bundles is amphivasal
