What is the difference between a species and a population

The location of the stomach is the diaprham

The similarities of organisms in which two areas numbered above provide the best evidence for common ancestry between organisms in both locations?

Which scientific design has both practical limitations and limitations due to scale? studying the effect of bleach on the growth of mold spores exposing cultures of duckweed to different intensities of light observing the replication of dna molecules with a hand lens using colored marbles to model a cross between two colors of rabbits