Would the independent variable be put on the xaxis on a graph or the dependent variable?

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.

What are the methods of heat transfer? check all that apply. absorption conduction convection radiation reflection

What percentage of organisms is played the dominant trait (tall) in the f2 generation? a.25% b.100% c.75%