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Q.

In which of the given chromosomes p and q-arms cannot be seen or distinguished?
a. Metacentric chromosome
b. Sub-metacentric chromosome
c. Acrocentric chromosome
d. Telocentric

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a

Only d

b

Both a and d

c

Only c

d

Both b and c

answer is B.

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Detailed Solution

p (petite = small) arm and q (longer) arm is seen in sub-metacentric and acrocentric chromosomes. In metacentric being the two arms are equal and in telocentric chromosome only one arm is present, p and q demarcation can not be made. 

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