What receptor type is exemplified opening a channel to get sodium into the cell a. ion channel-linked receptor b. enzyme-linked receptor c. intracellular receptor d. endomembrane receptor if answer wrong answer reporting and 50 of your points will get taken away

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.