Q: Q: Pakicetus and rodhocetus are considered to be ancestors of modern what? Choices: - rodents - primates - hominins - whales A:
A: whales

Q: Q: What do most amphibians breathe with as larvae? Choices: - pores - lungs - nasal passages - gills A:
A: gills

Q: Q: How many sets of chromosomes does each somatic cell have? Choices: - one - four - six - two A:
A: two

Q: Q: What is the base of nearly all food chains on earth? Choices: - glycolysis - atherosclerosis - synthesis - photosynthesis A:
A: photosynthesis