Q: Comparing anatomy, and characterizing the similarities and differences, provides evidence of what process? Choices: - regression - devolution - emergence - evolution A:
evolution

Q: Which type of diseases do antibiotics treat? Choices: - genetic disorders - viral diseases - nervous diseases - bacterial diseases A:
bacterial diseases

Q: Q: What is a process where some substances called reactants change chemically into different substances called products? Choices: - crystals reaction - carbon reaction - non-chemical reaction - chemical reaction A:
A: chemical reaction

Question: Q: What causes maple leaves to change their colors? Choices: - artificial preservatives - factor reactions - radiation reactions - chemical reactions A:
Answer: chemical reactions

*Question*
Q: Which type of isomers generally have lower boiling and melting points than straight-chain isomers? Choices: - straight-chain isomers - branched-looping isomers - branched - solar isomers - branched-chain isomers A:
**Answer**
branched-chain isomers

*Question*
Q: What is considered to be the "fundamental unit" of life? Choices: - proton - organ - bacteria - cell A:
**Answer**
cell