★ Skin Structure, Growth, & Nutrition Quiz
The fibrous protein that gives skin its flexibility and helps skin regain its shape after being expanded is
A. collagen
B. elastin
C. keratin
D. protein
Select your answer:
Topics:
Heterotrophic Nutrition Health and Wellness Orthopaedic Neurology Sarcomere Anatomy Trichology Cell Theory and Cellular Structure Parts of the Body Disability Etiquette & Physical Activities Fats And Oil Cells, Genetics & Heredity Review Bacterial Cell Structure Respiratory Skills for Health Disease Prevention EndocrinologyOther quiz:
Endocrine System › ViewThe middle layer, has long cords and is the largest layer. Secreted glucocorticoids, with cortisol being the main hormones secreted.
A. Zona Glomerulosa
B. Zona Fasciculata
C. Zona Reticularis
Enzymes › View
Which of these is NOT true?
A. Enzymes can denature (change shape) when the temperature gets too high.
B. Enzymes can only be used once in a chemical reaction.
C. Extreme pH can denature enzymes.
D. Enzymes speed up chemical reactions.