How would the molecule cross the membrane?

According to the cladogram, which organisms have roundworms as a common ancestor?

Which statement names a physical property of wood? wood does not rustwood can burnwood can rotwood is softer than coal

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.