Immortal cell lineages _____
a. are derived from normal body cells
b. are unable to grow outside the body
c. have limited research applications
d. are derived from cancerous cells
e. are used in cell replacement therapies
ANSWER: d
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Which of the following best describes the basis for separation of DNA fragments during agarose gel electrophoresis?
A. The largest fragments will migrate fastest. B. The fragments with the highest percentage of A and T will migrate fastest. C. The smallest fragments will migrate fastest. D. The fragments with the highest percentage of G and C will migrate fastest.
In order to provide more strength and resilience, the human vertebral column normally has how many curvatures?
A. one B. two C. three D. four
External infections can be treated by (intramuscular/surface/topical) administration, in which a drug is applied directly to the site of infection
What will be an ideal response?
In a completed Gram stain, gram-positive bacteria are purple
Indicate whether the statement is true or false