Q: Q: Photographs of the heat emitted by an object are called what? A: | OPTIONS:
- radio images
- variable images
- cosmic images
- thermal images
A: thermal images

Q: Q: What mechanism is used by living organisms to pass along genes? A: | OPTIONS:
- protein
- digestion
- chlorophyll
- dna
A: dna

Q: Q: What do you call the zone in a body of water where there is too little sunlight for photosynthesis? A: | OPTIONS:
- semimetal zone
- Dark Zone
- observable zone
- aphotic zone
A: aphotic zone

Q: Q: What two layers is the skin made of? A: | OPTIONS:
- respiration and dermis
- layers and dermis
- Blood and dermis
- epidermis and dermis
A: epidermis and dermis