Fact 1: Mutations that lead to cancer usually occur in genes that control the cell cycle. Fact 2: Many carcinogens are capable of causing gene mutations. Given the two facts above, answer the question "What can lead to cancer in genes that control the cell cycle?" with the following options: - radiation - adding heat - competition - ice - bacteria - air - carcinogens - Smoking
carcinogens

Fact 1: Courtship is behavior that is intended to attract a mate. Fact 2: Birds sing to defend territories and attract mates. Given the two facts above, answer the question "How do birds court and defend territories? " with the following options: - Summer - sound - ligt - singing - mechanical - movement - exercise - autumn
singing

Q: Fact 1: Hearing is used for sensing sound by animals. Fact 2: Cows are social animals. Given the two facts above, answer the question "what uses hearing to sense sound?" with the following options: - bacteria - h2o - Whales - dogs - humans - cows - protist - bears
A: cows

Question: Fact 1: Marine biomes are found in the salt water of the ocean. Fact 2: Largest of the oceans on Earth is the Pacific Ocean . Given the two facts above, answer the question "Where can you find marine biomes?" with the following options: - Lake Michigan - The Pacific - Absorb light - complex - the environment - The Amazon - The Missisippi - salt and water.
Answer: The Pacific

*Question*
Fact 1: Consumers take in food by eating producers or other living things. Fact 2: Herbivores eat producers and are called first order consumers. Given the two facts above, answer the question "Herbivores eat producers or other what?" with the following options: - roadkill - Most plants - living things - scarce resources - carcasses - dead things - Chemical energy - Organic compounds
**Answer**
living things

*Question*
Fact 1: Using a gasoline engine requires burning gasoline. Fact 2: Gasoline ignites easily and burns vigorously. Given the two facts above, answer the question "using a gasoline engine requires what?" with the following options: - electricity - no ignition - carbon dioxide - easy ignition - difficult ignition - no gasoline - hydrogen and oxygen - adding heat
**Answer**
easy ignition