A specific part of a chromosome that determines hereditary characteristics.

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Solution

Gene:
It is defined as the unit of inheritance which controls the expression of a character in cooperation with its allele.
The linear segment of DNA contains genes that are transferred from one generation to another.

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Q. Select the statements that describe characteristics of genes.
(i) Genes are specific sequence of bases in a DNA molecule.
(ii) A gene does not code for proteins.
(iii) In individuals of a given species, a specific gene is located on a particular chromosome.
(iv) Each chromosome has only one gene.

Q. 'Hereditary characteristics' means:

What are hereditary characteristics?

Question 21
Select the statements that describe characteristics of genes.

(i) Genes are the specific sequence of bases in a DNA molecule.
(ii) A gene does not code for proteins.
(iii) In individuals of a given species, a specific gene is located on a particular chromosome.
(iv) Each chromosome has only one gene.

(a) (i) and (ii)
(b) (i) and (iii)
(c) (i) and (iv)
(d) (ii) and (iv)

Q. What do 'hereditary characteristics' mean?

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A specific part of a chromosome that determines hereditary characteristics.

Gene:It is defined as the unit of inheritance which controls the expression of a character in cooperation with its allele.The linear segment of DNA contains genes that are transferred from one generation to another.

Gene:
It is defined as the unit of inheritance which controls the expression of a character in cooperation with its allele.
The linear segment of DNA contains genes that are transferred from one generation to another.