The resource competition model of sympatric speciation requires: A. divergent/disruptive selection driving character displacement.
B. directional selection driving character displacement.
C. evolution of reproductive isolation.
D. A and C
E. B and C

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.

Which of the following is an abiotic factor in an ecosystem? a. bacteriab. airc. niched. grass(abiotic=non-living) me !

Fill in the blank with the correct sphere label. a: ⇒ geosphere b: ⇒ biosphere c: ⇒ hydrosphere