Which is NOT one of the resources that Watson and Crick used to solve the structure of DNA?
Answer: Labeling of DNA with radioactive phosphorous
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Spore germination followed by cell divisions results in the production of
(a) a sporophyte. (b) an antheridium. (c) a zygote. (d) a gametophyte.
Which kind of T cell is most important in the removal of virally-infected cells from the body?
A. helper T cells B. memory T cells C. cytotoxic T cells D. suppressor T cells
Mechanisms of bacterial resistance to antimicrobial agents include all of the following EXCEPT
A) alteration of ribosomes B) alteration of an enzyme C) development of enzymes D) alteration of normal microflora
A. Argue in support of using adult tissue stem cells rather than embryonic stem cells. B. Argue against using adult stem cells rather than embryonic stem cells.
What will be an ideal response?