Question: Q: What enthalpy change is observed in an exothermic reaction? A:
OPTIONS:
- positive
- no change
- entropy
- negative
Answer: negative

input with options: Q: The end of the phospholipid molecule that is polar and attracts water is called what? A:
OPTIONS:
- cytosolic
- hydrophobic
- magnetic
- hydrophilic
output: hydrophilic

Q: Q: What helps treat bacterial infections in people? A:

OPTIONS:
- respiratory drugs
- vaccines
- rest
- antibiotic drugs

A: antibiotic drugs

input: OPTIONS:
- biomes
- spontaneous mutation
- food chains
- ecological pyramids Now, answer this question: Q: What can demonstrate the decrease in energy, biomass or numbers within an ecosystem? A:
A:
output: ecological pyramids

Q: What are the primary cells of adaptive immune response? A:

OPTIONS:
- erythrocytes
- red blood cells
- white blood cells
- lymphocytes

Answer: lymphocytes

Q: Q: Kidneys, large intestine, liver, skin, and lungs comprise which system? A:

OPTIONS:
- Muscular system
- Digestive system
- Lymphatic system
- excretory system

A:
excretory system