If certain light bulbs may cause skin cancer, then exposure to which of the following can cause skin cancer? Answer choices: - Gene Rayburn - some types of light bulbs - bad thoughts - Deoxyribonucleicacid - water - direct damage to the lungs - Sulfur dioxide - chlorofluorocarbons
some types of light bulbs

If the body needs the digestive system to function, then the body needs the digestive system to do what? Answer choices: - Burn calories while exercising - survival - Fall asleep easily at night - Digesting food - get started - Absorb food without processing it - Converted sugar - Break down food
Break down food

Q: If powering an electrical device with a battery requires electron flow, then electron flow allows a battery to do what? Answer choices: - power an electrical device - disconnect - move to different locations - heat is produced - matter vibrating - photosynthesis - fuel cell - preventing heat transfer
A: power an electrical device

Question: If inhaled pollutions harms the respiratory system, then what system does inhaled pollution harm? Answer choices: - health - humans - the environment - circulatory - people - bones - lymphatic - cell wall
Answer: circulatory

*Question*
If lung cancer can be caused by direct or passive inhalation, then what can be caused by direct or passive inhalation? Answer choices: - skin grafts - prolonged thirst - science - Toxicity - lung cancer - negative - friction - craters
**Answer**
lung cancer

(Q).
If animals use pheromones to reproduce, then what are pheromones used for? Answer choices: - genetic diversity - Predators - gene flow - growth - Plant reproduction - Reproduction - Protection - Digestion
(A).
Reproduction