1. What stage of cell respiration is being shown here?

2. Which molecule has higher energy: ADP or

ATP?

3. What do cells use ATP for?

4. When four hydrogen atoms bind with oxygen

and four electrons, what molecule is created?

5. Count the number of hydrogen ions, oxygens,

and electrons on both sides of the equation

shown. Are they the same?

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.