What must be true for natural selection to happen? A. There can be no competition for resources
B. There must be genetic variation in the population.
C. All organisms must reproduce the same amount.
O D. The population must be below carrying capacity.

Asap i will reward you brainliest for best which sentence about protists is accurate? all protists are unicellular and microscopic in nature. they have organelles, so protists are eukaryotic in nature. all protists make their own energy through photosynthesis.

1) what three conditions must be present for minerals to form through natural processes? 2) why are minerals considered inorganic substances? 3) how do oxides differ from other minerals that contain oxygen atoms? 4) how is a sulfide different from a sulfate? what makes native elements unique?

Recommend a strategy for incorporating sustainable human activity into a tropical rain forest biome.