Class 12 · Molecular Basis of Inheritance

Unknown Gene Functions & Genomic Mystery — NEET Biology

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The functions are unknown for over 50 per cent of the discovered genes.

NCERT Biology · Class 12 · Chapter 5 · Paragraph 144
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Which of the following statements about the Human Genome Project (HGP) are NOT correct? S1: The HGP was a 13-year project aimed at sequencing 3.3 billion base pairs, completed in 2003. S2: The estimated cost for sequencing the human genome was approximately 9 billion US dollars, based on the cost per base pair. S3: A primary goal of the HGP was to understand human biology and apply knowledge to solve challenges in health care and agriculture. S4: Functions of less than 50% of the discovered genes were known at the time of project completion. S5: Chromosome Y was found to have the fewest genes, while chromosome 1 had the most genes among all human chromosomes.

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