Both of these studies have to do with the sky. however,
focuses on space and structures within it,
like stars and meteorolds, and
focuses on weather elements, like wind currents and cold fronts.

Which layer will become saturated first when rain falls?

What is the ecological role of food chains and food webs

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.