(Question)
Q: A comet striking the earth may have caused mass extinction, this would have decreased sunlight, which would have effected what plant process reducing food? Choices: - fertilization - decomposition - glycolysis - photosynthesis A:
(Answer)
photosynthesis

(Question)
Q: What are mutant versions of normal genes called? Choices: - antecedent - oncogenes - anti-oncogenes - extinction - oncogenes - proto-oncogenes A:
(Answer)
proto-oncogenes

(Question)
Q: During interphase, the cell undergoes normal growth processes while also preparing for what, by accumulating energy and building blocks of dna? Choices: - proteins division - chromosome division - technology division - cell division A:
(Answer)
cell division