Ques: Q: The skeleton of lampreys is made of what? Choices: - ligament - collagen - chitin - cartilage A:
Ans: cartilage

Ques: Q: What doctors specialize in diseases stemming from glandular issues? Choices: - anthropologists - dermatologists - oncologists - endocrinologists A:
Ans: endocrinologists

Ques: Q: What do plants make to store extra glucose? Choices: - water - fats - sugars - starches A:
Ans: starches

Ques: Q: What blood protein carries oxygen from the lungs to cells throughout the body? Choices: - plasma - platelets - dopamine - hemoglobin A:
Ans:
hemoglobin