Q: What proteins synthesized in cells act as catalysts? Choices: - hormones - virophages - byproducts - enzymes A:
enzymes

Q: What is the type of cell division that produces gametes called? Choices: - mitosis - electrolysis - fertilization - meiosis A:
meiosis

Q: A group of genetically identical individuals is called what? Choices: - brother - replicant - a man - a clone A:
a clone

Q: Because atoms are always electrically neutral, for each added proton, one of what is also added? Choices: - ion - quark - neutron - electron A:
electron