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Agriculture · Q804

Genetics And Plant Breeding

Graduate and Post Graduate · Agriculture · question 804

Q804

The features of Satellite DNA is

A.
Minichromosomes
B.
Unique sequences of DNA
Answer
C.
Random sequences
D.
Interspersed sequences

Answer: Option B

Solution

Answer: Option B
Solution:
The features of Satellite DNA are unique sequences of DNA.
Satellite DNA (satDNA) is highly repetitive DNA consisting of short sequences repeated a large number of times.
It carries a variable AT-rich repeat unit that often forms arrays up to 100 Mb. The monomer length of satDNA sequences ranges from 150 to 400 bp in the majority of plants and animals.