CBSE
Multiple Choice QuestionsSelect the correct match
Alec Jeffreys - Streptococcus pneumoniae
Alfred Hershey and Martha Chase - TMV
Francois Jacob and Jacques Monod - Lac operon
Matthew Meselson and F. Stah - Pisum sativum
Herbicide-resistant gene in a plant is
Mt
Gt
Ct
Bt
Polyploidy can be induced by the application of
Auxin
Kinetin
Colchicine
Ethylene
One of the breeding techniques useful to eliminate harmful recessive genes by selection is
Artificial insemination
Outbreeding
Inbreeding
MOET
The thermostable enzymes, Taq and Pfu, isolated from thermophilic bacteria are
RNA polymerases
DNA ligases
DNA polymerases
Restriction endonucleases
The largest gene in man is
Insulin gene
Tumour suppressor gene
Beta globin gene of haemoglobin
Dystrophin
Which has an additional X-chromosome?
Turner’s syndrome
Klinefelter’s syndrome
Super female
Down’s syndrome
In the lac operon model, lactose molecules function is
inducers,which bind with the operator gene
Repressors, which bind the the operator gene
inducers, which bind the repressor protein
corepressore, which bind with the repressor protein
Minisatellites or VNTR's are used in
DNA fingerprinting
Polymerase chain reaction, (PCR)
gene therapy
Gene mapping
Select the correct statement
Franklin Stahl coined the term ‘‘linkage’’
Punnett square was developed by a British scientist
Transduction was discovered by S. Altman
Spliceosomes take part in translation
