Is all the individuals of a species that live together in an area. community population ecosystem

The organelle pictured is found in cells of and is theorized to have once been an independent organism.

Which identifies the main purpose of biological taxonomy?

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.