satellite deoxyribonucleic acid

satellite deoxyribonucleic acid

[¦sad·ə‚līt dē‚äk·sē′rī·bō·nü‚klē·ik ′as·əd] (cell and molecular biology) Any fraction, usually highly repetitious, of chromosomal deoxyribonucleic acid that differs significantly in its base composition from the majority of other fractions.