Satellite DNA is useful tool in
Genetic engineering
Organ transplantation
Sex determination
Forensic science
Satellite DNA is highly repetitive single-sequence DNA, less than 10 bp of long and short sequences, repeated several times in each cell.It shows relative uniformity within species and great differences between closely related species.is used in DNA fingerprinting to generate an individual's unique DNA profile to resolve forensic controversies. Hence, option 4 is correct.