Multiple Choice QuestionsRetrovirus have genetic material
DNA only
RNA only
DNA or RNA only
either DNA or RNA
B.
RNA only
Retrovirus is a RNA virus which infects animal cells and replicates by first converting to dsDNA with the help of enzyme reverse transcriptase. Retroviruses are enveloped viruses. AIDS is caused by HIV III (Human Immunodeficiency Virus), which is also a retrovirus.
According to Kyoto protocol the major nations abide to reduce concentration of green house gases by
2008
2010
2012
2018
One gene- one enzyme hypothesis of Beadle and Tatum was experimentally proved on
Saccharomyces
Neurospora crassa
Lathyrus odoratus
Claviceps
Nitrifying bacteria are able to
convert atmospheric nitrogen into soluble forms
convert ammonia to nitrate
ammonia to nitrogen
nitrate to nitrogen
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