Fact 1: Mutations that lead to cancer usually occur in genes that control the cell cycle. Fact 2: Mitosis is part of the cell cycle. Given the two facts above, mutations that lead to cancer usually effect genes that aid in what?

OPTIONS:
- illness
- health
- disease
- blood transfer
- chemotherapy
- respiraration
- mitosis
- recovery

Answer: mitosis

Fact 1: Phytoplankton are bacteria and algae that use sunlight to make food. Fact 2: Plants have a very clever way of using the energy from sunlight to make their food. Given the two facts above, phytoplankton have a clever way of making food from what?

OPTIONS:
- sunlight energy
- water energy
- heat energy
- heat produced
- chemical energy
- mechanical energy
- organic matter
- refraction of light

Answer: sunlight energy

Fact 1: Sight is the ability to sense light, and the eye is the organ that senses light. Fact 2: Inside the eye, at the back, is the retina. Given the two facts above, what involves the retina?

OPTIONS:
- gravity
- disease
- h2o
- reacts
- CO 2
- digestion
- painful
- sight

Answer: sight

Fact 1: Fossil fuels are formed from dead organisms over time. Fact 2: Like coal, petroleum is a fossil fuel. Given the two facts above, which of these is formed from dead organisms over time?

OPTIONS:
- Soil
- Granite
- coral
- Coal
- potash
- ferns
- oil
- Rust

Answer:
Coal