Q: Because alkali metals are so reactive, they are found in nature only in ________ with other elements? Choices: - isolation - cooperation - competition - combination A:
combination

Q: Corals build hard exoskeletons that grow to become what? Choices: - algae - stability reefs - fungi - coral reefs A:
coral reefs

Q: Q: What is the term for the rate at which velocity changes? Choices: - stability - transmission - compression - acceleration A:
A: acceleration

Question: Q: What term is used to describe muscle fibers that allows muscles to contract? Choices: - organisms - fluorescence - ligaments - organelle A:
Answer: organelle

*Question*
Q: What is the term for sheets of cells that form a boundary between a mass of cells and a cavity or space? Choices: - mucus - myelin - ganglion - epithelia A:
**Answer**
epithelia

Q: Rapidly produced genetic vairants are found in organisms with what type of generation time? Choices: - long - repeating - oscillating - short A:
short