All of the following processes can be activated by complement EXCEPT _______.
A. inflammation
B. antibody production
C. cytolysis
D. opsonization
E. None of these choices are correct.
B. antibody production
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Acid rain ____ mycorrhizae
a. has no noticeable effect on b. damages c. promotes growth of d. inhibits growth of e. causes excessive hyphae formation in
A woman is diagnosed to have a gene for the genetic
disorder known as Huntington disease. It is a rare defect caused by an autosomal dominant allele. The chance for any one of her children to inherit the gene is a. dependent on the sex of the child. b. 1/3. c. 1/2. d. 3/4. e. 1.00 (or 100 percent).
HIV is transmitted in ____
a. food b. water c. body fluids d. air e. infected surfaces
The eye is a warm, moist environment favored by many harmful bacteria. Nevertheless, eye infections are relatively rare. Why is this?
A) The enzyme tearase inhibits bacterial growth. B) Tears contain the antibacterial enzyme lysozyme. C) The eyes are constantly exposed to UV light, which inhibits bacterial growth. D) Antibodies, particularly IgM, are secreted in abundance in the tears.