Which of the following is not part of the Sun's life cycle? A. main sequence
B. planetary nebula
C. red supergiant
D. stellar nebula

Which best describes what you will do in the reaching your academic potential course?

Nh3 +02-no + h20 is unbalanced what is the balanced equation

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.