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STD 11 - 8. Cell the unit of life — BIOLOGY STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceBIOLOGYSTD 11 - 8. Cell the unit of life1 Mark
MCQ
Satellite means
  • ✓
    terminal part of thechromosome beyond secondary constriction.
  • B
    terminal part of the chromosome beyond primary constriction.
  • C
    terminal part of chromosome beyond tertiary constriction.
  • D
    none of the above
✓

Answer

Correct option: A.
terminal part of thechromosome beyond secondary constriction.
a
Satellite is a small chromosomal segment separated from the main body of the chromosome by a secondary constriction. In humans it is usually associated with the short arm of an acrocentric chromosome. They play a vital role in the formation of the nucleolus after cell division. In humans, chromosomes number $13,14,15,21$ and $22$ are examples of $SAT (satellite)$ chromosomes.

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