What is the structure of eukaryotic telomeres?
What will be an ideal response?
Ans: A telomere is a repeating DNA structure that is G-T rich and forms a closed loop that is 5 to 10 kb in length in animal chromosomes. The absence of a free end of DNA may be what provides the stability of the telomeric end.
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Blood cultures are drawn on a patient suspected of having a fungemia. Positive cultures reveal the presence of chlamydoconidia on cornmeal agar. In addition, the yeast is germ tube positive. The most likely identification of the fungal agent is:
a. C. glabrata. b. C. tropicalis. c. C. neoformans. d. C. albicans.
Which of the following is not a benefit of
trees? a. they produce oxygen. b. they absorb carbon dioxide. c. they prevent erosion. d. they prevent flooding. e. all of these are a benefit of trees.
Which of the following is neither a simple nor a complex carbohydrate?
A. C6H12O6 B. C4H8O4 C. C12H22O11 D. C2H4O
What are the ethical and legal issues involved with gene testing?
What will be an ideal response?