input with options: Q: The vertebrate endoskeleton is made of bone and what tough, flexible tissue? A:
OPTIONS:
- cuticle
- collagen
- synovial tissue
- cartilage
output: cartilage

Q: Q: Aldehydes, ketones, carboxylic acids, esters, and ethers all have functional groups containing what element? A:

OPTIONS:
- silicon
- methane
- carbon
- oxygen

A: oxygen

input: OPTIONS:
- density
- temperature
- cloudiness
- concentration Now, answer this question: Q: What term describes the amount of solute in a given amount of solution? A:
A:
output: concentration

Q: When a mountain stream flows onto flatter land and comes to a stop rapidly, what do the deposits form? A:

OPTIONS:
- conical fan
- vertical fan
- upstream fan
- alluvial fan

Answer: alluvial fan

Problem: OPTIONS:
- kidney
- liver
- bone
- spleen
Q: Q: What organ is similar to a lymph node but is much larger and filters blood instead of lymph? A:
Answer: spleen

Q: What is the study of macroscopic properties, atomic properties, and phenomena in chemical systems? A:

OPTIONS:
- differential chemistry
- thermal chemistry
- molecular chemistry
- physical chemistry

Answer:
physical chemistry