In which situation is speciation most likely to occur? A large number of the population is exposed to a viral infection.

B few members of the population develop mutations in somatic cells.

C large number of the population migrates over a great distance.

D few members of the population are isolated from the others.

"griffith's experiment discovering the "transforming principle" in pneumococcus bacteria. griffith's experiment, reported in 1928 by frederick griffith, was the first experiment suggesting that bacteria are capable of transferring genetic information through a process known as transformation." - griffith's experiment.

the answer is d p: cell, q: organ, r: organ system, s: tissue

not: both offer magnification to the atomic level.