Q: What is an isotope that is radioactive called?   A:
OPTIONS:
- isotopes
- matured isotope
- radionuclides
- radioisotopes
radioisotopes
Q: How is the radioactive decay measured?   A:
OPTIONS:
- carbon dating
- quarter-life
- alpha emission
- half-life

Answer: half-life
Question: Q: Lipids are organic compounds that consist of carbon, hydrogen, and?   A:
OPTIONS:
- nitrogen
- methane
- helium
- oxygen
Answer: oxygen
input with options: Q: Ionic bonds between two atoms require one metal and one what?   A:
OPTIONS:
- liquid
- gas
- metallic
- nonmetal
output: nonmetal
Q: Q: How many years can dissolved carbon be stored in the deep ocean?   A:

OPTIONS:
- unknown
- hundreds
- tens
- thousands

A: thousands
Q: Respiratory therapists or respiratory practitioners evaluate and treat patients diseases affecting what part of the body?   A:
OPTIONS:
- byproduct , heart , and blood vessels
- brain, stomach, heart
- heart, lungs, stomach
- lung, heart, and blood vessels

lung, heart, and blood vessels