Will mark the ! a biologist just found a new organism living in the deep ocean and is unsure whether or not to classify it as an animal. describe the four general characteristics of all animals that the biologist should use to decide if the organism is an animal or not.

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.