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Genes

The functiona...

Question

The functional unit of heredity present at a specific point on a chromosome is____________.

A

Gene

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B

Locus

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C

Progeny

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D

Genome

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Solution

The correct option is A Gene
Gene is the functional unit of heredity present at a specific point on a chromosome. It is a small fragment of DNA that is capable of replication, expression and mutation.

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Similar questions

Q. Select the statements that describe the characteristics of genes.

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

Q. Whose efforts gave a clearer idea of heredity or inheritance of specific traits?

Q. The arrangement of tissues into a unit to perform a specific function is called

Q. Select the statements that are true for genes.

i. Genes are specific sequences of nucleotides in a DNA molecule.
ii. A gene does not store information for protein synthesis.
iii. In individuals of a given species, a specific gene is located on a particular chromosome.
iv. Each chromosome has only one gene.
v. Genome identification is the basis of DNA fingerprinting.

Q. Alfred Sturtevant defined one map unit on a chromosome as the equivalent of a _______ recombination frequency.

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