Question

Labill the type of
chromosome
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Answer 1

a) Metacentric chromosome.

• It appears as V - shape
• both arms of chromatids are at equal distance from centromere.
• centromere is centrally located.

b) Submetacentric chromosome

• It appears as L- shape.
• centromere is slightly shifted from centre
• results in one arm as slightly long and other slightly short.

c) Telocentric chromosome

• centromere is located at one end
• which results in terminal centromere

d) Acrocentric chromosome

• centromere is far placed from centre.
• results in one very long arm and other very short arm.

★Note:

1. metacentric, submetacentric, telocentric shapes are observed during the chromosome movement at anaphase stage.