The parietal pleura would represent a serous membrane a. lining the thoracic cavity b. covering the heart c. lining the abdominal cavity d. covering individual lungs

Which step is not included in the step approach to calculating the greatest common divisor?

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.

2polnis which of the following is an advantage of an in vitro experiment?me