The sex chromosome composition of a person

with Klinefelter syndrome is
a. XXX.
b. XO.
c. XXY.
d. XYY.
e. none of these


C

Biology & Microbiology

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What are the primary regulator units that control endospore formation?

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Some bacterial transposons, known as Tn elements, are larger than insertion sequences (IS elements) and contain protein-coding genes that have human health significance. What might such a bacterial transposon contain?

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What occurs during viral uncoating?

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A specimen has been prepared for viewing with a transmission electron microscope, using uranyl acetate as a negative stain. The area stained by the uranyl acetate will be ________ electron dense compared to specimen itself.

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