If humans conserve body heat with their hair, then what conserves body heat with their hair? Answer choices: - cats - bears - h2o - clouds - goats - humans - dogs - trees
humans

If cells are not the simplest organisms, then are there organisms simpler than cells.? Answer choices: - DNA - plankton - tiny - algae - amoeba - RNA - yes - food
yes

Q: If avery heavy material is formed by weathering, then avery heavy material is formed by what? Answer choices: - eating - weathering - Condensation - rainfall - calcite - seeding - burning - sanding
A: weathering

Question: If scraping oneself may lead to contaminated wounds, then what could occur should a person scrape themselves? Answer choices: - Loss of gravity - looseness of dirt or compost - Contaminated wounds - Development of super powers - it's bodily water decreases - Physical weathering - cause their death - Learning a new language
Answer: Contaminated wounds

*Question*
If animals that begin their lives in water breathe with gills then move elsewhere breathe with lungs, then animals that begin their lives in what breathe with gills then move elsewhere breathe with lungs? Answer choices: - breathe - water - oxygen - a fish - underground - salt flats - air - jungle
**Answer**
water

Q: If threatening behavior triggers stress within animals, then what do animals feel when threatened? Answer choices: - cold - negative - Sadness - Warmth - Stress - Calmness - deadly - influenza
A: Stress