Q: Enzymes in cellular reactions work to do what to the reaction? Choices: - increase yield - decrease heat - slow it down - speed it up A:
speed it up

Q: Differences in density between water and air lead to differences in what? Choices: - resistance - sound - energy - pressure A:
pressure

Q: Q: What is the small intestine lined with that helps with nutrient absorption? Choices: - bile - hilum - cannula - villi A:
A: villi

Question: Q: Meaning a disease that spreads from person to person, what term is synonymous with "contagious"? Choices: - benign - harmless - noncommunicable - infectious A:
Answer: infectious

*Question*
Q: What do waves do when they are unable to pass through an object? Choices: - produce off - Roll over. - develop off - reflect off A:
**Answer**
reflect off

Q: What is the term for the muscular duct through which sperm are propelled? Choices: - the glarus deferens - the glans deferens - the vasteras deferens - the vas deferens A:
the vas deferens