Q: What do some animals use for shelter? Choices: - invisible materials - indestructible materials - living materials - nonliving materials A:
nonliving materials

Q: When do cells acquire different identities in an ordered spatial arrangement? Choices: - during mitosis - larval stage - before morphogenesis - during morphogenesis A:
during morphogenesis

Q: Q: What kind of bond doesn't form molecules, but instead forms crystals? Choices: - electron bonds - magnetic bonds - covalent bonds - ionic bonds A:
A: ionic bonds

Question: Q: What is produced by the sebaceous glands? Choices: - pheromone - sperm - progesterone - sebum A:
Answer: sebum

*Question*
Q: What kind of climates are found at or near the equator? Choices: - dry grasslands - tundra - arctic climates - tropical climates A:
**Answer**
tropical climates

(Question)
Q: What are unsaturated hydrocarbons with at least one triple bond between carbon atoms? Choices: - amines - lipids - ketones - alkynes A:
(Answer)
alkynes