Human genome project and DNA fingerprinting
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See all →- Which chromosome in the human genome has the highest number of genes? Answer: 3. Chromosome 1 Key idea: According to the Human Genome Project, chromosome 1 has the most genes (2968), while the Y chromosome has... 1
- If a geneticist uses the blind approach for sequencing the whole genome of an organism, followed by assignment of function to different segments, the methodology adopted by him is called as : Answer: 2. Sequence annotation In the sequence annotation approach, the whole genome is sequenced blindly and functions are assigned to segm... 1
- DNA polymorphism forms the basis of : Answer: 4. Both genetic mapping and DNA finger printing DNA polymorphism means variation in DNA sequence between individuals. It is the basi... 1
- DNA fingerprinting involves identifying differences in some specific regions in DNA sequence, called as : Answer: 2. Repetitive DNA DNA fingerprinting identifies differences in specific regions of DNA called repetitive DNA. These regions, such as... 1
- DNA strands on a gel stained with ethidium bromide when viewed under UV radiation, appear as : Answer: 2. Bright orange bands Ethidium bromide intercalates between DNA bases. Under UV light, the stained DNA fragments in an agarose gel... 1
- Expressed Sequence Tags (ESTs) refers to : Answer: 1. Genes expressed as RNA Key idea: ESTs identify genes that are expressed as RNA. In the genome-sequencing approach, one method seq... 1