Q: When cats mark their territory by rubbing their face against an object, they deposit chemicals released by what structures? Choices: - whiskers - pituitary glands - taste buds - scent glands A:
scent glands

Q: What is the process resulting in living things with beneficial traits producing more offspring? Choices: - fluid selection - Natural choice. - natural change - natural selection A:
natural selection

Q: Q: Nutrients from food are absorbed by the blood for transport around the body as part of what system? Choices: - growth - respiratory - circulatory - digestive A:
A: digestive

Question: Q: Magnetite crystals in lava typically point to what geographic location? Choices: - the equator - magnetic south pole - geographic north pole - magnetic north pole A:
Answer: magnetic north pole

*Question*
Q: Carbonic anhydrase plays what role to achieve a variety of results involving different organs? Choices: - blocker - sequence - inhibition - enzyme A:
**Answer**
enzyme

Q: Q: Conduction from the core has what effect on the lower mantle? Choices: - it vibrates it - it makes it rotate - it cools it - it heats it A:
A: it heats it