Q: Fact 1: Nuclear reactions in stars causes stars to produce light. Fact 2: Like the Sun, stars generate light and heat through nuclear fusion. Given the two facts above, what causes stars to produce light?

OPTIONS:
- nucleus
- energy
- gases
- mitosis
- fusion
- chemicals
- fire
- boiling

A: fusion

Q: Fact 1: Organisms use lipids to store energy. Fact 2: Another name for fat is lipid . Given the two facts above, organisms use what to store energy?

OPTIONS:
- food
- skin
- fat
- RNA
- batteries
- CO 2
- bone
- O2

A: fat

Q: Fact 1: Introns are regions that do not code for proteins. Fact 2: Introns are found in eukaryotes. Given the two facts above, what have regions that do not code for proteins?

OPTIONS:
- genus
- barnacles
- graptolites
- roots
- ferns
- animals
- eukaryotes
- sensory neurons

A: eukaryotes

Q: Fact 1: Sonar is used to find the location of an object. Fact 2: Echolocation is similar to sonar. Given the two facts above, echolocation be used to find the what of an object?

OPTIONS:
- movement
- location
- color
- energy
- waves
- small
- observe it
- sound

A:
location