Q: What type of gas are stars made up of? Choices: - water vapor - freon - calcium - hydrogen A:
hydrogen

Q: What are angiosperms most important function to humans? Choices: - oxygen production - gasoline - water filtration - food A:
food

Q: Q: Volume is another way of measuring what? Choices: - length - weight - height - material A:
A: material

Question: Q: Winds moving air masses causes what? Choices: - earthquake - tremors - tsunami - weather A:
Answer: weather

*Question*
Q: What parts of the cell does cell differentiation involve changes in? Choices: - cystine and cell wall - endoderm and epidermis - cell membrane and nucleus - cytoplasm and cell wall A:
**Answer**
cytoplasm and cell wall

(Question)
Q: The four phases of mitosis are prophase, metaphase, anaphase and what? Choices: - spirogyra - postphase - trichina - telophase A:
(Answer)
telophase