What is the evidence of variation when individuals in a population or group differ in some trait of interest

In complete sentences describe the energy flow between the sun, the earth, and space.

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.

Isolated volcanic peaks on the ocean floor are