*Question*
Q: What is the simplest unit of structure and function of all living organisms called? Choices: - partical - molecule - atom - cell A:
**Answer**
cell

*Question*
Q: What vesicles store neurotransmitters? Choices: - hydrophobic - dendritic - Golgi apparatus - synaptic A:
**Answer**
synaptic

*Question*
Q: What basic structure holds plants upright, bears leaves and other structures, and transports fluids between roots and leaves? Choices: - branches - flowers - leaves - stem A:
**Answer**
stem

*Question*
Q: Blood helps maintain homeostasis by stabilizing ph, temperature, osmotic pressure, and by eliminating this? Choices: - toxins - acid - water - excess heat A:
**Answer**
excess heat