The following diagram represents a structure chromosome. Identify… - Vidyadip

MCQ

The following diagram represents a structure chromosome. Identify the structures marked as $A , B$ and $C .$

A
$A-$ Satellite, $B -$ Primary constriction, $C -$ Acrocentric
✓
$A -$ Satellite, $B -$ Secondary constriction, $C -$ Metacentric
C
$A-$ Satellite, $B -$ Centromere, $C -$ Telocentric
D
$A -$ Satellite, $B -$ Centromere, $C -$ Submetacentric

✓

Answer

Correct option: B.

$A -$ Satellite, $B -$ Secondary constriction, $C -$ Metacentric

b
The figure shows the structure of metacentric $(C)$ chromosomes. The parts marked as $A$ and $B$ are respectively are satellite and secondary constriction. Metacentric chromosomes have the centromere in the centre, due to which both sections are of equal

length. Human chromosome $1$ and $3$ are metacentric.

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