In the food chain below, which is the producer? flower mc010-1.jpg mouse mc010-2.jpg snake mc010-3.jpg hawk

What organelle other than the nucleus houses dna in a eukaryotic cell?

Which of the following particles always has a positive charge? a. electronb. neutron c. proton d. ion

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.