What are three reasons for cell division

In which specialized organ of the plant would these cells most likely be found

The following hormone had their receptors in the cell membrane except a-insulin b-tsh c-gh d- cortisol

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