null mutation meaning in Hindi

Examples

1. Cripto s functions have been hypothesized from these null mutation studies.
2. Functional null mutations in this gene cause Carney complex ( CNC ), an autosomal dominant multiple neoplasia syndrome.
3. SOD2 knockout or null mutations cause growth inhibition on respiratory carbon sources in addition to decreased post-diauxic lifespan.
4. The susceptible MHC class II RT1u haplotype on chromosome 20 and a null mutation in the GIMAP5 gene on chromosome 4.
5. A third kind of nemaline myopathy in the Skeletal Muscle ?-Actin Gene ACTA1 is due to a recessive null mutation.
6. A null mutation in motif D of the reverse transcriptase domain of the telomerase protein, hTERT, leads to this phenotype.
7. Research has not yet revealed a cost of carrying the CCR5 null mutation that is as dramatic as the benefit conferred in the context of HIV-1 exposure.
8. Mice with null mutations ( " knockouts " ) in Brn3a die at birth, due to developmental defects in the nucleus ambiguus, which is essential for respiration.
9. In this research null mutations in the rhodopsin kinase and arrestin genes, each of which plays a role in terminating rhodopsin activity, caused light-dependent retinal degeneration.
10. Knockout or null mutations in SOD1 are highly detrimental to aerobic growth in the yeast " Saccharomyces cerevisiae " and result in a dramatic reduction in post-diauxic lifespan.