Why do different types of crust from different land features when they converge?

Abiology teacher asks students to give examples of genetic variations that support the idea that changes in a population’s environment affect genetic variation. which is the least supportive example? a.changes in genetics in human populationsb.antibiotic resistance in bacteria populationsc.pesticide resistance in garden insectsd.changes in the color of the peppered moth population in england

What happens when a scientific theory is shown to be an accurate description of a phenomenon?

How do demetri's results show that digestive enzymes are crucial to maintaining homeostasis inside the body?