Q: The skeleton of lampreys is made of what? A:

OPTIONS:
- ligament
- collagen
- chitin
- cartilage

Answer: cartilage

Q: What doctors specialize in diseases stemming from glandular issues? A:

OPTIONS:
- anthropologists
- dermatologists
- oncologists
- endocrinologists

Answer: endocrinologists

Q: What do plants make to store extra glucose? A:

OPTIONS:
- water
- fats
- sugars
- starches

Answer: starches

Q: What blood protein carries oxygen from the lungs to cells throughout the body? A:

OPTIONS:
- plasma
- platelets
- dopamine
- hemoglobin

Answer:
hemoglobin