Q: During the early paleozoic, the amount of carbon dioxide in the atmosphere compared to today was? Choices: - none - the same - much lower - much greater A:
much greater

Q: Prokaryotes divide via binary fission and do not undergo what process of cell division? Choices: - prophase - meiosis - fusion - mitosis A:
mitosis

Q: What is the clear, curved structure that works with the cornea to help focus light at the back of the eye? Choices: - pupil - retina - iris - lens A:
lens

Q: What are composed of a phosphate group, a sugar, and one of five different nitrogenous bases. Choices: - prokaryotes - cytotypes - carotenoids - nucleotides A:
nucleotides