Which of the following most accurately describes how a pathogenic bacterium might be affected by antibodies?
a. The antibodies may stick to multiple bacteria, causing agglutination.
b. The antibodies may block proteins necessary for binding the pathogen to the host.
c. The antibodies may block proteins necessary for binding the pathogen to the host, may opsonize the bacterium, or may agglutinate bacteria.
d. The antibodies may coat the surface of the bacteria (opsonization), allowing for it to be tagged for phagocytosis.
The antibodies may block proteins necessary for binding the pathogen to the host, may opsonize the bacterium, or may agglutinate bacteria.
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Which of the following intracranial tumors has the best prognosis and is curable in most instances?
A. astrocytoma B. oligodendroglioma C. medulloblastoma D. meningioma E. glioblastoma multiforme
The outer white layer of the eyeball is known as the:
A) sclera. B) iris. C) uvea. D) pupil.
Unrealistic media messages about a super-sized body can lead to a condition known as muscle ________, which involves a perception of one’s muscle size that is significantly different from reality.
Fill in the blank(s) with the appropriate word(s).
The abbreviation PSA stands for prostate-specific antigen.
Answer the following statement true (T) or false (F)