Which of following is NOT a mechanism of evolution? natural selection

mutation

speciation

genetic drift

gene flow

non-random mating

Which of the following occurs after a natural or unnatural disturbance in an ecosystem

Imagine you are introducing the lac operan and the trp operon to students who have never learned about it before. complete the table to compare the similarities and differences between the two operons

In the water cycle , when does water undergo a chemical change