Genome Project:
Chapter 5: CHAPTER 5 · ZOOLOGY · EN medium
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• The human genome contains billion nucleotide bases. • An average gene consists of bases, the largest known human gene being dystrophin with . million bases. • The chromosomal organization of human genes shows diversity. • Approximately , genes are present in human genome and almost . nucleotide bases are exactly the same in all people. • Functions for over percent of the discovered genes are unknown. • Less than percent of the genome codes for proteins. • Repeated sequences make up very large portion of the human genome. Repetitive sequences have no direct coding functions but they shed light on chromosome structure, dynamics and evolution (genetic diversity).
📖 Class 12 Zoology English 2024 Edition www.tntextbooks.in · Page 91
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• The human genome contains billion nucleotide bases. • An average gene consists of bases, the largest known human gene being dystrophin with . million bases. • The chromosomal organization of human genes shows diversity.
• Approximately , genes are present in human genome and almost . nucleotide bases are exactly the same in all people. • Functions for over percent of the discovered genes are unknown. • Less than percent of the genome codes for proteins.
• Repeated sequences make up very large portion of the human genome. Repetitive sequences have no direct coding functions but they shed light on chromosome structure, dynamics and evolution (genetic diversity). • Chromosome has genes whereas chromosome Y has genes. • Scientists have identified about .
million locations where single
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