How has the study of mitosis affected scientists’ knowledge of cancer?

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

1. variations in a population of moths allow for some of its members to be able to adapt to environmental changes. the better adapted of the moths will be able to survive the change and thus prevail as the “fittest” of the species. (a) describe three mechanisms in which variation can occur within a species population. (b) explain which mechanism or mechanisms would be responsible for the survival of a population of peppered moths better than white moths in an environment affected by industrial soot. justify your answer.

Describe how a non-resistant staphylococcus aureus bacterium can produce a bacterium that is resistant to methicillin