Advertisements
Advertisements
Question
Long answer type question.
Describe the different types of chromosomes.
Advertisements
Solution
Following are the four types of chromosomes with respect to the position of the centromere: Acrocentric (j shaped), Telocentric (i shaped), Sub-metacentric (L shaped) and Metacentric (V-shaped).
| Type of chromosome | Name of chromosome | Position of centromere |
![]() |
Metacentric | Middle of the chromosome |
![]() |
Sub-metacentric | Some distance away from the centre of chromosomes |
![]() |
Acrocentric | Near one end of the chromosome |
![]() |
Telocentric | At one end |
APPEARS IN
RELATED QUESTIONS
Humans have 46 chromosomes. Their sperms and eggs will have ______ chromosomes each.
Choose the correct answer:
Centromere is related to _______________
Write a sentence of the following:
Telomere
Explain the Term Leptotene
Explain the Term Centrioles
Name the following:
Microtubules form the bipolar spindle in which stage.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Chromosomes other than sex-chromosomes are autonomous.
Explain the structure of a chromosome.
Read the following statements and select the correct option.
Statement I: The densely packed transcriptionally active, light staining region of chromatin is known as 'Heterochromatin'.
Statement II: The loosely packed, dark staining transcriptionally inactive region of chromatin is known as 'Euchromatin'.
Differentiate between X-chromosome and Y-chromosome with reference to –
- length of non-homologous regions
- type as per the position of the centromere




