The translocation seen in the Philadelphia chromosome in myelogenous leukemia represents ____
a. a chromosomal aberration that is secondary to the cancer
b. a chromosomal aberration that is caused by the development of cancer
c. a proto-oncogene that has been deleted from chromosome 6 and inserted into chromosome 7
d. a specific chromosomal aberration accompanying a specific cancer
e. the evidence of exposure to chemical carcinogens
d
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The protein that represses the lytic genes of bacteriophage ? is:
A. Cro. B. N. C. LexA. D. cI.
Although the intestinal microbiota for most people consists of the same types of organisms, the relative percentages of organisms varies significantly from person to person.
Answer the following statement true (T) or false (F)
Intermittent sterilization is also called tyndallization.
a. true b. false
The presence of Koplik's spots is sufficient for a diagnosis of (chickenpox/measles/rubella)
What will be an ideal response?