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Different kinds means #1-22 plus the sex chromosomes.

G2 - 23 different kinds (23 pairs of double-stranded chr.)

after cytokinesis - 23 different kinds (23 pairs of single chromatids)

in G1 - 23 different kinds (23 pairs of single)

before mitosis (taking this to mean immediately before mitosis which is at the end of G2) - 23 different kinds (23 pairs of double stranded chromosomes)

before mitosis (taking this to mean in the ordinary life of the cell which would be G1) - 23 different kinds (23 pairs of single)

Are you seeing a pattern? In people we have 23 different kinds of chromosomes (ignoring the fact that males have that nonhomologous non-match-up of X and Y). In the cell cycle, it's just a matter of whether the chromosomes have been doubled in preparation for dividing. In meiosis, the answer would still be 23 different kinds for every stage, but it's matter of having pairs or singletons.

2007-02-01 16:57:29 · answer #1 · answered by ecolink 7 · 0 0

6 kinds!!! =A

2007-02-05 16:49:36 · answer #2 · answered by Anonymous · 0 0

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