Q: What is the outermost part of the sun's atmosphere called? Choices: - rays - ultraviolet - particles - corona A:
corona

Q: What were the first photosynthetic organisms on earth? Choices: - mosses - trees - fungi - bacteria A:
bacteria

Q: Q: What basic units are neither created nor destroyed during a chemical change, but are instead rearranged? Choices: - particles - molecules - Electrons - atoms A:
A: atoms

Question: Q: Integral and peripheral proteins are associated with what fatty bilayer? Choices: - protein - cartilage - carbohydrate - lipid A:
Answer: lipid

*Question*
Q: Like acetic acid, pentanoic acid is what kind of acid? Choices: - hydroxyl - carbonic - amino - carboxylic A:
**Answer**
carboxylic

Q: Q: Vascular disorders involve problems with the flow of what? Choices: - mucus - bacteria - saliva - blood A:
A: blood