Q: When the hemoglobin loses its oxygen, it changes to what color? A:
OPTIONS:
- purple red
- grayish red
- light pink
- bluish red

Answer: bluish red

Question: Q: What is the only way to completely avoid stis? A:
OPTIONS:
- cover your mouth
- oral sex
- contraceptive use
- avoid sexual contact
Answer: avoid sexual contact

input with options: Q: E. coli need what kind of acids to survive? A:
OPTIONS:
- hydrochloric
- bacterial
- boric
- amino
output: amino

Q: Q: What instrument, with a digital readout, is used by scientists to measure very small masses? A:

OPTIONS:
- mixed balance
- mechanical balance
- common balance
- electronic balance

A: electronic balance

input: OPTIONS:
- heart
- brain
- liver
- liver Now, answer this question: Q: What organ packages nutrients absorbed by the digestive system; produces plasma proteins, clotting factors, and bile; and disposes of worn-out cell components and waste products? A:
A:
output: liver

Question: Q: What do you call chemical reactions that take place inside living things? A:
OPTIONS:
- contaminated reactions
- autonomous reactions
- physical reactions
- biochemical reactions
Answer:
biochemical reactions