The diagram shows Mendels test for flower color he crossed a plant with white flowers with one that had purple flowers then he let the first-generation offspring pollinate to produce the seconde-generation off spring

Babies with very low or very high weight are less likely to survive .

This is one of the five kingdoms in the older biological succession. organisms in this kingdom are prokaryotic

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.