★ Skin Appendages Quiz
The tiny grains of pigment deposited in cells that provide skin with its color are?
A. protein
B. keratin
C. melanin
D. collagen
Select your answer:
Topics:
Hematology Types of Nutrients Bones Anatomy CVA Virus, Bacteria, Immunity Prokaryotic Cells and Viruses Epidemiology Life Processes - Digestion and Respiration Genetics and Probability Environment Cardiovascular Med Terms Hazards & Risks Pain Management Carbohydrates and Proteins Population EcologyOther quiz:
Heart Anatomy › ViewThe blood vessel that has the largest diameter is
A. vein
B. artery
C. capillary
Vision & Hearing › View
____decibels and above leads to loss of hearing
A. 75
B. 85
C. 95
D. 105