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TLS Online TPP Program

#Question id: 20032

If threshold wavelength for ejection of electron from metal is 300nm, then work function for photoelectric emission is

#XL - P Chemistry
  1. 1.2 × 10–18 J
  2. 1.2 × 10–20 J
  3. 6 × 10–19 J 
  4. 6× 10–12 J
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TLS Online TPP Program

#Question id: 3919

#XL - Q Biochemistry

Most of the RNA polymerase activity in eukaryotic cells occurs in the
TLS Online TPP Program

#Question id: 3920

#XL - Q Biochemistry

The genes that encode proteins are transcribed by RNA polymerase __.
TLS Online TPP Program

#Question id: 3921

#XL - Q Biochemistry

Which observation is not evidence that supports the theory that mitochondria and chloroplasts originate from symbiotic bacteria?
TLS Online TPP Program

#Question id: 3922

#XL - Q Biochemistry

The σ70 subunit in E. coli RNA polymerase acts as a/an __.
TLS Online TPP Program

#Question id: 3923

#XL - Q Biochemistry

The transcription of __ RNA accounts for most of the transcriptional activity of a cell.
TLS Online TPP Program

#Question id: 3924

#XL - Q Biochemistry

Characteristics of ligands involved in transcription include: