Q: What are compounds with the same number of carbon and hydrogen atoms called? Choices: - alcohols - hydrocarbons - monomers - isomers A:
isomers

Q: What is the main makeup of the cell membrane? Choices: - glucose - antibodies - filaments - phospholipids A:
phospholipids

Q: Q: At how many places does points source pollution enter water? Choices: - three - two - four - one A:
A: one

Question: Q: What kind of fertilization do birds have? Choices: - deep fertilization - asexual - sensitive fertilization - internal fertilization A:
Answer: internal fertilization

*Question*
Q: What does the human heart do? Choices: - destroy blood - use blood - make blood - pump blood A:
**Answer**
pump blood

Q: Q: What system is designed to facilitate the transformation of food matter into the nutrient components that sustain organisms? Choices: - tissue - skeletal - respiratory - digestive A:
A: digestive