Problem: OPTIONS:
- Mass
- Speed
- Force
- energy
Q: Q: When traveling through space what do mechanical waves lose? A:
Answer: energy

Problem:OPTIONS:
- power
- work
- digestion
- energy

Q: Because the human body is about 70% water by mass, and liquid water has high specific heat, a great deal of what is required to change its temperature? A:
****
A: energy

Q: What can prevent the passage of molecules and ions between cells, such as in the blood-brain barrier? A:
OPTIONS:
- fatty junctions
- solid junctions
- special junctions
- tight junctions
tight junctions

Q: Which term literally means 'spore in a vessel'? A:
OPTIONS:
- Carboid
- germination
- cyanobacteria
- sporangia

Answer: sporangia

Question: Q: Recognition of pathogens is a function of what type of response? A:
OPTIONS:
- digestion
- inhalation
- hormones
- immune
Answer: immune

input: OPTIONS:
- fragmentation
- photogenic
- illumination
- photoemissive Now, answer this question: Q: What are materials that eject electrons when illuminated with light called? A:
A:
output:
photoemissive