Answer the following statements true (T) or false (F)
1. The penicillin molecule is an example of a hapten.
2. Autoimmune diseases are always the result of type II hypersensitivity reactions.
3. With respect to a particular pathogen, detection of antibodies in a patient's blood provides better proof of current infection than does detection of antigens.
4. If a person's immune system is not functioning properly, that person is said to be immunocompetent.
5. An IgM molecule can bind to 10 antigenic determinants, but they would all have to be the antigenic determinant that stimulated the production of that IgM molecule.
1. TRUE
2. FALSE
3. FALSE
4. FALSE
5. TRUE
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Which virulent and important human pathogen can also be recovered from the nares, perineum, and other skin sites of healthy people, especially in the hospital setting?
a. Micrococcus luteus b. S. intermedius c. S. aureus d. All Micrococcaceae
Body cells of human males contain _____
a. one X chromosome b. two X chromosomes c. one Y chromosomes d. two Y chromosomes e. one X and one Y chromosome
How does the knowledge of complete genomes of different organisms help us in any way?
What will be an ideal response?
Germ cells undergo what to form what?
What will be an ideal response?