How does heredity explain how two siblings from the same parents could look very different?

Melissa lives in a town called greendale. she discovers that when she lights a match and holds it near her kitchen faucet, the little flame grows into a larger fire. melissa is surprised because she thought the water would extinguish the flame rather than ignite it further. her mother tells her that the water might be contaminated with dissolved methane, a primary component in natural gas. melissa investigates the matter and finds that cases of methane contamination started shortly after a company began fracking for natural gas in the area. based on this information, which three statements are plausible consequences of fracking in greendale?

The carrier molecules of the electron transport system are located in the

How would this hypothesis different from the scientific law a. increases gene flow b. eliminates fixed alleles c. allows divergence to occur d. stops adaptive radiation