How many possible genotypes and phenotypes are there for a single gene trait that shows dominance in any given population? a) one genotype, one phenotype b) two genotypes, two phenotypes c) three genotypes, two phenotypes d) two genotypes, three phenotypes

What is the importantence of the carbon and nitretan cycles in the environment

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

Which of these is a provisioning service people get from the ocean