Which term means stricture or narrowing of the rectum?

How does science influence the decisions made about social, economic, and political issues?

What are positive impacts of algae? how is it used?

The diagram shows the results when two parents are crossed. the letters represent alleles for a trait that is controlled by three different genes. which best describes this inheritance pattern? multiple allele because a trait is controlled by three different genes polygenic because the offspring have alleles from both parents multiple allele because the offspring have alleles from both parents polygenic because a trait is controlled by three different genes