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How many chromosomes are present in a sp...

How many chromosomes are present in a sperm and an ovum?

Text Solution

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Sperm and ovum have 23 chromosomes each.
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How many chromosomes are present in human cells ?

In a human, how many chromosomes are present in : (a) a brain cell ? (b) a sperm in the testes ? (c) an egg which has just been produced by the ovary ? (d) a skin cell ? (e) a fertilised egg ?

Knowledge Check

  • How many chromosomes are present in gymnosperm endosperm if the leaf has 12 chromosomes ?

    A
    6
    B
    12
    C
    18
    D
    24
  • How many chromosormes are present in gymnospermic endosperm if leaf has 12 chromosomes ?

    A
    6
    B
    12
    C
    18
    D
    24
  • How many chromosomes are present in a ovum of human being?

    A
    29
    B
    21
    C
    22
    D
    23
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