Select your answer:
Topics:
Eye Neuron Structure Carbohydrates Life Processes Excretion Digestion and Absorption of Carbohydrates Sensory System Key Terms Anatomy & Physiology Metabolism Iron Kinetics Aerobic- Cardio Respiratory Endurance Food and Nutrition Compact Bone Bones Anatomy Renal Pharmacology Knee AnatomyOther quiz:
Integumentary System › ViewThe process by which cells form fibrils of keratin and harden
A. sebacious glands
B. hair follicles
C. melanin
D. keratinization
Respiratory System › View
In which organ is oxygen absorbed into the blood in fishes?
A. Gills
B. Mouth
C. Nose
D. Stomata