What happens when metamorphic rock becomes igneous rock? a. metamorphic rock compacts and cements to become igneous rock. b. metamorphic rock weathers and erodes to become igneous rock. c. metamorphic rock undergoes heat and pressure to form igneous rock. d. metamorphic rock melts and crystallizes to become igneous rock.

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.

Which of the following are not included as modern mammals that evolved during the eocene epoch? primates artiodactyls perissodactyls none of the above

Which term most precisely describes the cellular process of breaking down large molecules into smaller ones? a) catalysis b) metabolism c) anabolism d) dehydration e) catabolism