Match the following items with the correct phrases.
_______1. A monomer; the most common type of immunoglobulin; very high levels are produced in the secondary (anamnestic) response to an antigen.
_______2. A pentamer; five monomers linked together by a J-chain; the first type of
immunoglobulin to be formed in the primary response to an antigen.
_______3. A monomer; present on the surface of mast cells and basophils.
_______4. A dimer; two monomers linked together by a J-chain; frequently found in mucous membranes.
_______5. Produced by atopic individuals in response to allergens.
a. IgA
b. IgD
c. IgE
d. IgG
e. IgM
1. d. IgG
2. e. IgM
3. c. IgE
4. a. IgA
5. c. IgE
You might also like to view...
Which of the following statements is correct?
A. Global warming is the same as global climate change. B. Global climate change includes changes in patterns of rainfall, but not in patterns of temperature. C. Global climate change includes global warming, but also increased fires, changes habitats, and changes patterns of temperature and rainfall. D. Global climate change has no effects of human populations.
Most marine invertebrates are osmoconformers. This means that
A. the osmolarity of their body fluids is equal to that of the osmoregulators who inhabit the same environments. B. that their body fluids contain the exact same solutes in the same concentration as their surroundings. C. the osmolarity of their body fluids is the same as their seawater environment. D. that their body fluids contain the exact same solutes in the same concentration as their cells. E. the osmolarity of their body fluids fluctuates between hypertonic to hypotonic depending on the season and the tides.
Which of the following statements about the function of flowers is TRUE?
A) They provide nutrients to the embryo. B) They protect seeds until they are mature. C) They attract seed dispersers. D) They aid in the dispersal of seeds. E) They attract pollinators.
What is meant by the equation p + q = 1.0?
What will be an ideal response?