Why are human beings not called autotrophs even if they make their food in
       the kitchen?​

Mineral rich water heated by newly found oceanic crust escapes through cracks in the ocean floor called

What was darwins theory of common decent

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.