Question: Q: Radiocarbon is useful for dating relatively young materials with what element as their base? A:
OPTIONS:
- hydrogen
- oxygen
- nitrogen
- carbon
Answer: carbon

input with options: Q: Transport of nutrients and regulation of body temperature through fluid flow are characteristics of which bodily system? A:
OPTIONS:
- peripheral
- gastrointestinal
- reproductive
- cardiovascular
output: cardiovascular

Q: Q: What do you call the type of molecular signals that include insulin and that help regulate a number of biochemical processes? A:

OPTIONS:
- nerves
- acids
- enzymes
- hormones

A: hormones

input: OPTIONS:
- zinc
- gold
- silver
- bronze Now, answer this question: Q: What is an alloy of copper and tin? A:
A:
output: bronze

Q: What type of bacteria stains red? A:

OPTIONS:
- gram - such bacteria
- kilogram-negative bacteria
- calcium - negative bacteria
- gram-negative bacteria

Answer: gram-negative bacteria

Q: Q: In science, what is defined as a change in position? A:

OPTIONS:
- gravity
- speed
- direction
- motion

A:
motion