If a cell has a cell membrane, it is ... A. eukaryotic.

B. prokaryotic.

C. can be either prokaryotic or eukaryotic.

D. none of these have a cell membrane.

You can tell from this karyotype that the individual is female because the karyotype has two chromosomes labeled

What form of anesthetic was used for field surgery

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.