Q: Centrifuges use what to perform their task? Choices: - absorption - jets - magnetism - inertia A:
inertia

Q: Because heating results in a greater fraction of molecules having the necessary kinetic energy to escape the surface of the liquid, what occurs more quickly when liquid is heated? Choices: - oxidation - expansion - absorption - evaporation A:
evaporation

Q: Q: What is the process in which organ systems work to maintain a stable internal environment? Choices: - ketosis - homogeneity - organ balance - homeostasis A:
A: homeostasis

Question: Q: What organs filter blood and form urine? Choices: - the appendix - the spleen - the liver - the kidneys A:
Answer: the kidneys

*Question*
Q: What is the organ in which gas exchanges take place between blood and air? Choices: - heart - skin - kidney - lungs A:
**Answer**
lungs

Q: Q: Chemical signals are received by the target cell on what? Choices: - acidic proteins - inceptor proteins - parent proteins - receptor proteins A:
A: receptor proteins