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

Biology & Microbiology

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A. one B. two C. three D. four

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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?

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In a completed Gram stain, gram-positive bacteria are purple

Indicate whether the statement is true or false

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