Definition & key points of Nucleus and Chromosomes
TERMS | DEFINITIONS |
Telocentric | The centromere is present at the ends of the chromatids. |
Acrocentric | The centromere is present near the end of chromatids. the chromosomes have two very small arm and iwo very long arms. |
Sub metacentric | The centromere is present near the middle of the chromatids. Chromosome contains arms of unequal length. |
Metaccntric | ‘Hie centromere is present at the middle of the
chromat ids. Chromosome contains equal |
Nucleosome | Four types of Histone protein form a core
particle called nucleosomc. |
Looped domains | The solenoid fiber forms loops called loop |
Heterochromatic region | These are inactive portions of chromosomes.
They show a banding pattern with certain |
Euchromatic region | The active portions of chromosomes are called euchromatic regions. |
Karyotype | A karyotype is the complete set of all
chromosomes of a cell of any living organism. |
Karyology | The stud) of karyotypes is known as |
Colchicine | Colchicine is a drug which prevents |
Similar Articles:
- Objective & Fill in the blanks of Nucleus and Chromosomes
- SUBJECTIVE & SHORT QUESTIONS OF NUCLEUS AND CHROMOSOMES
- Morphology of Chromosomes
- Karyotype Analysis – types of techniques
- DEFINITIONS AND KEY POINTS OF CHROMOSOME AND GENE LINKAGE