Which is one cause of speciation? 1. populations become infertile. 2. populations are morphologically separated 3. populations become reproductively isolated. 4. populations interbreed.

Looking at this image, what relationship can be drawn from it? the lower the degree of latitude, the lower the degree of temperature there is no relationship between latitude and temperature the higher the degree of latitude, the higher the degree of temperature the lower the degree of latitude, the higher the degree of temperature

How are the testes and ovaries similar? a. both produce sex cells. b. both connect internal reproductive organs to the exterior. c. both transport sex cells from their site of production. d. both store mature sex cells.

The pronunciation aid that determines the stress placed upon a syllable is the