Keratin is an important aspect of nonspecific defense because it
A. destroys pathogens.
B. is toxic to pathogens.
C. physically restricts pathogens to a specific region.
D. creates a physical barrier against pathogens
Select your answer:
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EM Spectrum Composition of Blood and Blood Cells Blood types and Blood Components Endocrine System and Nervous System Ankle, Foot, & LL - Injuries Histology Bacteria & Disease Muscle & Nerve Tissue Oronasal Suctioning Medical Vocabulary Urinary System and Fluid Balance Biology Assessment Mutations, Replication, and Cancer Acute Responses to Exercise Safety and First AidOther quiz:
Biochemistry Vocabulary › ViewCovalent Bond
A. a molecule containing a very large number of atoms, such as a protein, nucleic acid, lipid, or carbohydrate
B. a particle that consists of a nucleus of protons and neutrons surrounded by a cloud of electrons.
C. a strong bond between two atoms that share their elections
D. a weak bond between two molecules that happens in polar molecules
Oral Surgery › View
The enzyme secreted by Streptococcus pyogenes which break protein barriers is
A. Streptokinase
B. Hyaluronidase
C. Both a & b
D. None of the above