A group of atoms such as OH is called a(n)?

Which of the following factors would not contribute to allopatric speciation? a) a population becomes geographically isolated from the parent population. b) the separated population is small, and genetic drift occurs. c) the isolated population is exposed to different selection pressures than the ancestral population. d) different mutations begin to distinguish the gene pools of the separated populations. e) gene flow between the two populations is extensive.

Approximately what wavelength of light is best absorbed by chlorophyll a

Fredrick griffith made a scientific discovery in 1928