12th Class Biology Molecular basis of inheritance

  • question_answer 25)   The human chromosome with the highest and least number of genes in them are respectively (a) chromosome 21 and Y                                             (b) chromosome 1 and X (c) chromosome 1 and Y                                               (d) chromosome X and Y

    Answer:

                      (c) In humans, chromosome 1 has highest genes (2968 approx.) and the Y has the fewest (231 prox.) genes.

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