input: OPTIONS:
- expression energy
- phase energy
- kinetic energy
- activation energy Now, answer this question: Q: What do you call the energy that must be overcome in order for a chemical reaction to occur, or the minimum energy required to start a chemical reaction? A:
A:
output: activation energy

Q: Photosynthesis produces oxygen as a byproduct, and respiration produces what as a byproduct? A:

OPTIONS:
- carbon monoxide
- nitrogen
- ozone
- carbon dioxide

Answer: carbon dioxide

Problem: OPTIONS:
- biofuels
- contaminants
- chlorophyll
- biomass
Q: Q: What is the organic material that comes from plants and animals that were recently living called? A:
Answer: biomass

Problem:OPTIONS:
- tumors
- neutrophils
- cancer
- lymphocytes

Q: What is it in bone marrow transplants that may cause a graft versus host reaction? A:
****
A: lymphocytes

Q: What is another term for a hand lens? A:
OPTIONS:
- projecting glass
- seeing glass
- traversing glass
- magnifying glass
magnifying glass

Q: Potential energy is not only associated with the location of matter, but also with the structure of matter. even a spring on the ground has potential energy if it is what? A:
OPTIONS:
- ignored
- watched
- coupled
- compressed

Answer:
compressed