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  • The short and long arm of a sub-metacentric chromosome are calledOption: 1 q-arm and p-arm Option:

The short and long arm of a sub-metacentric chromosome are called

Option: 1

q-arm and p-arm 


Option: 2

p-arm and q-arm


Option: 3

q-arm and Q-arm 


Option: 4

p-arm and P-arm 


Answers (1)

best_answer

 

 

The Nucleus 

  • The nucleus is the most prominent and important membrane bound organelle of the eukaryotic cell. 

  • It is referred to as the brain of the cell because it contains the DNA which is responsible for carrying the information of various functions of the cell. 

  • It was discovered by Robert Brown in 1831. 

Based on the position of the centromere, the chromosomes can be classified into four types:
1) Metacentric chromosome- middle centromere forming two equal arms.
2) Sub-metacentric- centromere slightly away from the centre.
3)Acrocentric- centromere is situated close to its end 
4)Telocentric- terminal centromere

 

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The long arm of a submetacentric chromosome is called q-arm and short arm is called p-arm.

Posted by

Ritika Jonwal

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