In familial Down syndrome resulting from Robertsonian translocation,
A) the affected individual has three copies of the complete chromosome 21.
B) the affected individual is missing a copy of chromosome 21.
C) the affected individual has three copies of the long arm of chromosome 21, one of which is attached to part of chromosome 14.
D) the affected individual has two copies of the long arm of chromosome 21, one of which is attached to part of chromosome 14.
E) the affected individual has three copies of the long arm of chromosome 14, one of which is attached to chromosome 21.
C
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Among the actions listed below, which are involved in PCR, and in what order? Extension Initiation Denaturation Termination Annealing
A. Initiation, extension, termination B. Denaturation, annealing, extension C. Denaturation, extension, termination D. Initiation, denaturation, extension E. Annealing, initiation, termination
A more contemporary technique for identification of promoter sequences is the ________
Fill in the blank(s) with the appropriate word(s).
The final product of glycolysis is ____
a. glucose b. fructose c. glyceraldehyde-3-phosphate d. pyruvate e. carbon dioxide
Serologic tests may be used to detect ________ for diagnosis of disease
A) the concentration of serum proteins B) the ability of the patient's antibodies to activate the complement system C) antigen-specific antibodies D) specific epitopes E) the proportion of plasma in a patient's blood