Fill in the following blanks with suitable words:

Each normal body cell in humans contains pairs of chromosomes out of which pair is of sex chromosomes.

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Solution

Each normal body cell in humans contains $23$ pairs of chromosomes.

Out of these $23$ pairs, $22$ pairs are autosomes and $1$ pair ( $X$ and $Y$ chromosomes) is sex chromosomes.

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Similar questions

Q. Fill in the following blanks with suitable words :
(a) Genes always work in ................ .
(b) In pea plants, the gene for dwarfness is ..............whereas that for tallness is ............ .
(c) Most people have ............earlobes but some have ............earlobes.
(d) A human gamete contains.............. chromosomes whereas a normal body cell has .......... chromosomes in it.
(e) All races of man have...........blood groups.
(f) The...............chromosomes for a ............are XX whereas that for a ..............are XY.

Fill in the following blanks with suitable words :

(a) Genes always work in ............ .

(b) In pea plants , the gene for dwarfness is ........... whereas that for tallness is ............. .

(d) A human gamete contains ........ chromosomes whereas a normal body cell has ....... chromosomes in it.

(e) All races of man have ...... blood groups.

(f) The ....... chromosomes for a ........ are XX whereas that for a .......... are XY.

The normal body cell of an organism contains 28 pairs of chromosomes. The number of chromosomes present in its germ cell will be :
(a) 28
(b) 14
(c) 56
(d) 42

Q. Fill in the following blanks with suitable words :

(d) A human gamete contains ......................... chromosomes whereas a normal body cell has ..................... chromosomes in it.

Mention the following:

(i) Total number of pairs of chromosomes in each body cell in humans ____

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Standard X Biology

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Fill in the following blanks with suitable words: Each normal body cell in humans contains pairs of chromosomes out of which pair is of sex chromosomes.

Each normal body cell in humans contains 23 pairs of chromosomes. Out of these 23 pairs, 22 pairs are autosomes and 1 pair (X and Y chromosomes) is sex chromosomes.

Fill in the following blanks with suitable words:

Each normal body cell in humans contains pairs of chromosomes out of which pair is of sex chromosomes.

Each normal body cell in humans contains $23$ pairs of chromosomes.

Out of these $23$ pairs, $22$ pairs are autosomes and $1$ pair ( $X$ and $Y$ chromosomes) is sex chromosomes.