Explain how inheritable genetic variation may result from mutations caused by environmental factors, what are these factors and how do they impact life and the survival of the organism?

I need this done like ASAP

Which conditions are necessary for natural selection to occur? select all of the answers that apply. a. inheritable adaptations vary among individuals. b. the population size is increasing. c. more individuals are born than can survive. d. fitness varies among individuals. e. the environment changes suddenly and drastically.

What evidence supports the law of conservation of energy? a) mechanical energy is converted to chemical energy during photosynthesis. b) oxygen is made from the breakdown of carbon dioxide during photosynthesis. c)energy is absorbed by chlorophyll and becomes chemical energy during photosynthesis. d)the sun gives off light energy that is absorbed by plants.

Plz quick a natural resource that is replaceable through a cycle in nature or sustainable practice is called a? the subject is science