Every chromosome contains numerous genes, and each cell contains approximately _____ genes.
a. 20,000
b. 10,000
c. 50,000
d. 70,000



Answer :

Every chromosome contains numerous genes, and each cell contains approximately 20,000 genes.

Chromosome is the compact form of genetic material. It contains the DNA and histone proteins. This form of genetic material, i.e. chromosome is inherited from one generation to another. Each chromosome consists of two sister chromatids that are joined together by a protein called kinetochore.

Gene is the basic unit of heredity. It consists of information for a particular trait or characteristic. The genetic information present in the genes can be expressed by the formation of proteins. Each gene codes for a specific trait. These genes are present upon the chromosome at specific location and it is known as locus.

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Answer:

  • 20,000

Explanation:

Every chromosome contains numerous genes, and each cell contains approximately 20,000 genes.