The 5' methyl guanosine caps added during RNA chain elongation performs what function?

1. prevents degradation by nucleases 

2. are recognized by protein factors

3. are used to identify the type of RNA

TLS Online TPP Program

#Question id: 16790

#Unit 13. Methods in Biology

For the moderately symmetrical distribution of age of the employees, mean = 20 and mode = 25. The approximate value of the median is: 

TLS Online TPP Program

#Question id: 16791

#Unit 13. Methods in Biology

The mode of a distribution is 24 and the mean is 60. What is its median? 

TLS Online TPP Program

#Question id: 17072

#Unit 12. Applied Biology

Plastic Film, Teflon (fluoroethylenepropylene copolymer) is biologically inert and are extensively used for monolayer and suspension cultures as thry are

TLS Online TPP Program

#Question id: 17073

#Unit 12. Applied Biology

Hypoxanthine is converted into guanine by the enzyme HGPRT an enzymes of the salvage pathway. What does HGPRT stands for?

TLS Online TPP Program

#Question id: 17074

#Unit 12. Applied Biology

What are some disadvantages of monoclonal antibody production?

TLS Online TPP Program

#Question id: 17075

#Unit 12. Applied Biology

What are the disadvantages of using polyclonal antibodies?