Q: Q: Each myofibril is made up of two types of proteins, called actin and what? A:

OPTIONS:
- dynein
- elongation
- Fatty Acid
- myosin

A: myosin

input: OPTIONS:
- volume
- strength
- diameter
- density Now, answer this question: Q: What physical property of matter reflects how closely packed the particles are? A:
A:
output: density

Q: What part of the plant holds the plant upright? A:

OPTIONS:
- roots
- leaves
- notochord
- the stem

Answer: the stem

Problem: OPTIONS:
- volcanos
- hurricanes
- microorganisms to move
- plates to move
Q: Q: What does convection within the earth's mantel cause? A:
Answer: plates to move

Problem:OPTIONS:
- plant fats
- animal fats
- key fats
- trans fats

Q: What kind of fats have been implicated in the presence of heart disease? A:
****
A: trans fats

Problem:OPTIONS:
- solvent resources
- materials resources
- replaceable resources
- renewable resources

Q: What are natural resources which can be replaced in a relatively short period called? A:
****
A:
renewable resources