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36. In human karyotype, chromosomes are divided into how many groups? 3 groups 5 groups 7 groups 9 groups The correct answer is: 7 groups — i.e. option “7 groups”. Correct Answer: How […]

35. Arrange the different steps of transcription in the correct order: Transcription bubble formation Phosphorylation of CTD tail Recruitment of elongation factors Dephosphorylation of CTD tail Choose the correct answer […]

34. Arrange the steps in the correct order as they are involved in RNA interference (RNAi). Formation of small interfering RNAs (siRNAs) Activation of RNase III like enzyme Dicer Inactivation […]

33. While delivering genes by chemical methods, one popular conjecture about what happens to poly(ethylenimine)/DNA complexes following endocytosis is known as the proton sponge hypothesis, which entails the following steps: […]

32. Gene gun is one of the popular physical delivery methods. Microparticles that are loaded to deliver DNA are made up of which metal? Gold Silver Copper Titanium Title: Gene […]

31. Adenoviruses are frequently used in gene delivery experiments. Their average genome size is 36,000 base pairs. Of their total DNA content, upto how much of adenovirus genome can be […]

Q.30 Retroviruses are enveloped viruses that can be engineered to deliver how many bases of single-stranded RNA? 500 bases 1000 bases 3000 bases 8000 bases Retroviruses can be engineered to […]

Q.29 The complete proteins produced by an organism at any one time is called: Transcriptome Proteome Lipidome Metagenome Proteome is the correct answer. It refers to the complete set of proteins […]

Q.28 Arrange the given processes involved in nitrogen cycle: Ammonia formation Organic nitrogen formation Soil organic nitrogen formation Nitrate formation Choose the correct answer: (A), (B), (C), (D) (A), (B), […]

Q.27 What are the function of topoisomerases? 1. Repair the chromosome ends 2.Fonn DNA isomers 3. Change the Linking Number of DNA 4. Fonn RNA isomers Answer: Option 3 (Change […]