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TLS Online TPP Program

#Question id: 11458

A person able to hear only low-frequency sounds would probably have which of the following structural problems in the ear?

#Part-B Specialized Branches in Biotechnology
  1. The tympanum is damaged because of chronic ear infections.
  2. The basilar membrane is stiffened along its entire length.
  3. The ear ossicles are abnormally thickened.
  4. There is a loss of hair cell function in the area closest to the oval window.
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TLS Online TPP Program

#Question id: 11141

#Part-B Specialized Branches in Biotechnology

The operation of the sodium-potassium pump moves ________.
TLS Online TPP Program

#Question id: 22887

#Part-B Specialized Branches in Biotechnology

Which of the following immunoglobulins are secretory and present in the milk?
TLS Online TPP Program

#Question id: 317

#Part-A Aptitude & General Biotechnology

Hydrogen bonds can occur when hydrogen is covalently bonded to atoms like nitrogen and oxygen. What property of nitrogen and oxygen is important for this?
TLS Online TPP Program

#Question id: 545

#Part-A Aptitude & General Biotechnology

Which one of the following is not among the six internationally accepted classes of enzymes?
TLS Online TPP Program

#Question id: 3858

#Part-A Aptitude & General Biotechnology

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