Q: How do you calculate the atomic mass of an element? A:
OPTIONS:
- add neutrons and electrons
- count the electrons
- multiply protons by neutrons
- add the protons and neutrons together

Answer: add the protons and neutrons together

Question: Q: What in hemoglobin gives red blood cells their red color? A:
OPTIONS:
- calcium
- lead
- barium
- iron
Answer: iron

input with options: Q: What is our largest source of energy? A:
OPTIONS:
- wind
- methane
- iron
- coal
output: coal

Q: Q: Organic compounds are molecules built around what element? A:

OPTIONS:
- helium
- phosphorus
- oxygen
- carbon

A: carbon

input: OPTIONS:
- enzymes
- lipid molecules
- carbohydrates
- fas molecules Now, answer this question: Q: Receptor clustering happens when what binds to the receptors? A:
A:
output: fas molecules

Question: Q: Puberty and other physical changes occurs during which stage of development? A:
OPTIONS:
- childhood
- infancy
- adulthood
- adolescence
Answer:
adolescence