The sex chromosome composition of a person with

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


Answer: b

Biology & Microbiology

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The actin-like protein that seems to be involved in determining cell shape is

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C6H12O6 + C6H12O6 ? C12 H22O11 + H2O represents

A. the formation of a peptide bond. B. a decomposition reaction. C. the formation of a polysaccharide. D. a dehydration synthesis. E. a denaturation reaction.

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All of the following combinations are possible in the gametes of an organism that is AaBb EXCEPT

A) AB. B) aB. C) ab. D) Ab. E) aa.

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