Fact 1: Animals can communicate with sounds, chemicals, or visual cues. Fact 2: Communication is the exchange of information, ideas and emotions. Given the two facts above, answer the question "Animals do what with sounds, chemicals or visual cues?" with the following options: - open the floor - to move people - share brains - trade ideals - Release energy - exchange information - reusing things - mate with females
exchange information

Fact 1: Hormones control many cell activities, so they are very important for homeostasis. Fact 2: Growth hormone is an important hormone that declines with aging. Given the two facts above, answer the question "What affects cell aging?" with the following options: - hormones - radiation - Smoking - fat - acid - temperature - cigarettes - weather
hormones

Q: Fact 1: Treating water is used to remove harmful substances before drinking. Fact 2: Distilled water is treated to remove the minerals found naturally in the water. Given the two facts above, answer the question "Distilling water removes what before people drink it?" with the following options: - one celled organisms - single-celled organisms - layers of fat - Chemical energy - harmful substances - hydrogen - water - oxygen
A: harmful substances

Question: Fact 1: An earthquake causes the ground to shake. Fact 2: Earthquakes Earthquakes are very deadly. Given the two facts above, answer the question "what is very deadly?" with the following options: - respiration - drinking h2o - smoking tobacco - smoking cigarettes - cigarettes - digestion - the ground shaking - influenza
Answer: the ground shaking

*Question*
Fact 1: Echinoderms lack a centralized nervous system. Fact 2: All echinoderms are deuterostomes . Given the two facts above, answer the question "Some deuterostomes lack a centralized what?" with the following options: - DNA - eardrum - critical organs - permineralization - A ruler - nervous system - communication center - respiratory system
**Answer**
nervous system

*Question*
Fact 1: Zinc has a positive impact on the healing of wounds. Fact 2: If an animal is wounded then the wound is healed. Given the two facts above, answer the question "what does zinc have a positive impact on?" with the following options: - humans - gravity - the skin - density - cells - plants - clouds - animals
**Answer**
animals