Q: Q: How many membranes form the mitochondrion structure of a cell? A:

OPTIONS:
- one
- five
- three
- two

A: two

input: OPTIONS:
- lungs
- stomach
- esophagus
- nasal cavity Now, answer this question: Q: In mammals, air is warmed and humidified in what? A:
A:
output: nasal cavity

Q: What can sodium ions not pass through? A:

OPTIONS:
- Lipid Control
- benthic lipid bilayer
- narrowness lipid bilayer
- nonpolar lipid bilayer

Answer: nonpolar lipid bilayer

Problem: OPTIONS:
- controlling factor
- stumbling block
- variable
- limiting factor
Q: Q: What is the term for something that limits the growth or development of an organism, population, or process? A:
Answer: limiting factor

Problem:OPTIONS:
- radiation change
- Decomposition
- contamination change
- chemical change

Q: What is rusting an example of? A:
****
A: chemical change

Problem:OPTIONS:
- differential dating
- difference dating
- curve dating
- relative dating

Q: What process determines which of two fossils is older or younger than the other? A:
****
A:
relative dating