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Which of the following statement regardi...

Which of the following statement regarding 'human genome' is incorrect?

A

Human genome consists of `3xx10^9` bp and about 20,500 genes

B

The average gene size is 3000 bp and dystrophin is the largest known human gene

C

Chromosome 1 contains maximum (2968) number of genes and Y-chromosome has the least (231) number of genes.

D

Repeated (or repetitive ) sequences are not present in human genome.

Text Solution

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The correct Answer is:
D
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NCERT FINGERTIPS-MOLECULAR BASIS OF INHERITANCE-Molecular Basis Of Inheritance
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  2. Estimated number of genes in human being is

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  4. Select the correct option that correctly fill the blanks i-iv. I . L...

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  5. Arrange the various steps of DNA fingerprinting technique in the corre...

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  6. Match column I with II column II and select the correct option from th...

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  7. A scientist was studying an in vitro euckaryotic transcription system...

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  8. A DNA template plus primer with the structure (where =a phosphate grou...

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  9. C-value is the characteristic DNA content in a haploid cell of a given...

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  10. The DNA fingerprinting analysis analysis of four family members is sh...

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  11. An organism uses 20 amino acids while its DNA is made up of 6 types of...

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  12. The semi-conservative nature of DNA replication was established by Me...

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  13. You have created a fusion between trp operon and lac operon which enco...

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  14. A DNA sequence undergoes three subsequent point mutations which result...

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  15. In a DNA strand the nucleotides are linked together by

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  16. A nucleoside differs from a nucleotide. It lacks the

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  17. Both deoxyribose and ribose belong to a class of sugars called

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  18. The fact that a purine base always paired through hydrogen bonds with ...

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  19. The net electric charge on DNA and histones is

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  20. The promoter site and the terminator site for transcription are locate...

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