Q: When bread bakes, yeast releases which gas? A:
OPTIONS:
- carbon monoxide
- oxygen
- hydrogen
- carbon dioxide
carbon dioxide

Q: Many species use their body shape and coloration to avoid being detected by what? A:
OPTIONS:
- biology
- viruses
- males
- predators

Answer: predators

Question: Q: What type of pressure may build up inside the cell when water moves into a cell by osmosis? A:
OPTIONS:
- pleasurable pressure
- impervious pressure
- transverse pressure
- osmotic pressure
Answer: osmotic pressure

input with options: Q: What is the amorphous form of carbon prepared by the incomplete combustion of natural gas? A:
OPTIONS:
- liquid black
- dioxide black
- dark black
- carbon black
output: carbon black

Q: Q: What type of fibers are made mostly of protein in living things? A:

OPTIONS:
- organ fibers
- liver fibers
- connective tissue fibers
- muscle fibers

A: muscle fibers

Q: What are changes in membrane potential that vary continuously with the strength of a stimulus are known as? A:
OPTIONS:
- reverse potentials
- variable potentials
- kinetic energy
- graded potentials
graded potentials