Q.
A stage of mitosis is shown in the diagram. Which stage is it and what are its characteristics?
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a
Metaphase - Spindle fibers attached to kinetochores, centromeres split and chromatids separate.
b
Metaphase - Chromosomes moved to spindle equator, chromosomes made up of two sister chromatids.
c
Anaphase - Centromeres split and chromatids separate and start moving away.
d
Late prophase - Chromosomes move to spindle equator.
answer is B.
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Detailed Solution
The key features of metaphase are:1) Spindle fibres attach to kinetochores of chromosomes.2) Chromosomes are moved to spindle equator and get aligned along metaphase plate through spindle fibres to both poles.
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