Q: Q: What is the complex network of nervous tissue that carries electrical messages throughout the body? Choices: - respiratory system - circulatory system - lymphatic system - nervous system A:
A: nervous system

Q: Q: Most enzymes are classified as what? Choices: - lipids - acids - hormones - proteins A:
A: proteins

Q: Q: Which organisms break down either organic or inorganic molecules to supply energy for the cell? Choices: - photoreactive organisms - asexual organisms - spicule organisms - chemotrophic organisms A:
A: chemotrophic organisms

Q: Q: What in science are very important so that we can compare experimental data from one lab to another and make sure we all are talking about the same thing? Choices: - Conventional measurements - available measurements - uses measurements - standard measurements A:
A: standard measurements