Q: What is the order and family of a meat-eating cat like a tiger?   A:
OPTIONS:
- Synapsida felidae
- Mammalia felidae
- hierarchies felidae
- carnivora felidae

Answer: carnivora felidae


Q: What contains most of the structures found in skin?   A:
OPTIONS:
- epidermis
- subcutaneous layer
- basal layer
- dermis

Answer: dermis


Q: Heart valves prevent what kind of blood flow from happening in the heart?   A:
OPTIONS:
- irregular flow
- quick flow
- slow flow
- backflow

Answer:
backflow