Describe the changes you observe in the animation including changes in the bonds and particulate

How does the study of genetic disorders such as pku biologists understand normal alleles?

Sarah and john are having a discussion on genetic diversity. sarah believes that it happen over a long period of time. john it happens immediately. who is correct? a. sarah is correct because genetic diversity occurs over a long period of time. b. john is correct because genetic diversity occurs immediately. c. both are correct because genetic variation can occur or long period of time. d. neither are correct because genetic diversity occurs over any period of time

Can a trait be both polygenic and have multiple alleles? explain why or why not.