Cells sometimes use passive transport to move molecules across their membranes. The rate at which a cell engages in passive transport is determined by?

Aprocess in green plants that involves the use of carbon dioxide and water in the production of glucose and oxygen using the suns energy

Apaleontologist finds a plant fossil that shows that the plant had seeds. what can the paleontologist conclude?

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.