★ Enzymes Quiz
The energy needed to start a reaction is known as…
A. enzyme
B. activation energy
C. substrate
D. Denaturing
Select your answer:

Topics:
Renal and Gastrointestinal System Nutrition Lipid Common Diseases in Human Beings Tissues Vocabulary Heredity and Living Cells Dermatology The Cell Cycle Nervous System: Diseases/Problems/Illnesses Microorganism - Diseases Hemodynamic Disorder Myocarditis Nutrient Cycling Human Eye Integumentary System: Skin Disorder Skin DiseasesOther quiz:
Eye Histology › ViewWhich layer, composition, and organ produced by is incorrect?
A. Superficial layer, lipid, and Meibomian glands
B. Central layer, aqueous, and lacrimal glands
C. Central layer, cholesterol, and lacrimal glands
D. Basal layer, mucoid, and goblet cells
Tissues › View
The connective tissue that makes up the external ear is:
A. dense collagenous connective tissue.
B. hyaline cartilage.
C. fibrocartilage.
D. elastic cartilage.
E. loose or areolar connective tissue.