Question

ICSE 10

Satellite chromosomes ...

Answer 1

Satellite chromosome. ... Chromosomescontaining satellites are called SAT Chromosomes. The term is due to Sergei Navashin, in 1912. The satellite at metaphase appears to be attached to the rest of the body of chromosomes by a thread of chromatin.

Answer 2

Satellite chromosomes are chromosomes that contain secondary constructs that serve as identifying markers. Besides the centromere, one or more secondary constrictions can also be observed in some chromosomes at metaphase. This is the case with the acrocentric chromosomes 13, 14, 15, 21 and 22; chromosomes which contain a segment that is separated from the main body of the chromosome by such a secondary constriction