Q: What are solid lipids that animals use to store energy called? Choices: - steroids - cholesterol - hydrocortisol - fats A:
fats

Q: What do you call a species that has died out in the past? Choices: - endangered - inhabit - remnant - extinct A:
extinct

Q: Q: An alternative to inclusive fitness is group selection, a type of what scenario where small groups of organisms of the same species are effectively acting as single (perhaps colonial) organisms? Choices: - introductory - combination - molecular - evolutionary A:
A: evolutionary

Question: Q: What is a carbon-based compound that is found in living things called? Choices: - organic compound - biological compound - genetic compound - biochemical compound A:
Answer: biochemical compound

*Question*
Q: Most organisms could not survive without what being present to speed up biochemical reactions? Choices: - vitamins - lipids - hormones - enzymes A:
**Answer**
enzymes

Q: Q: What form do biofuels take that makes them very useful? Choices: - crystals - solid - chemical - liquid A:
A: liquid