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प्रश्न
Long answer type question.
Describe the different types of chromosomes.
उत्तर
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 |
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संबंधित प्रश्न
Name the following:
The number of chromosomes present in a nerve cell of a human being.
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Differentiate between
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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.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Chromosomes are the thickest and shortest in telophase.
Name the following:
The number of chromosomes present in human gametes.
Multiple Choice Question
Chromosomal aberrations are caused by:
The loss of one or more chromosomes in ploidy is called ______.
Define the following term:
Chromosome
