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TLS Online TPP Program

#Question id: 933

Industrially, nitrogen for use in fertilizers is converted to ammonia by ________.

#SCPH01 Biochemistry

  1. a simple, energy efficient reaction of N2 with water

  2. a cryogenic (very low temperature) process between N2 and H2

  3. special catalysts which drive the reduction of N2 by H2

  4. a reaction between nitric acid and hydrogen gas

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TLS Online TPP Program

#Question id: 20990

#SCPH01 Biochemistry

Anaerobic conversion of toluene to which compound occurs in the anaerobic zone of a crude oil-contaminated aquifer.
TLS Online TPP Program

#Question id: 16029

#SCPH05 I Biotechnology

Which of the following is not a source of energy in active muscle cells?
TLS Online TPP Program

#Question id: 2275

#SCPH01 Biochemistry

A gram-negative bacterium is enclosed by
TLS Online TPP Program

#Question id: 4153

#SCPH06 I Botany

Ubiquitin-mediated protein degradation is a complex process, and many of the signals remain unknown.  One known signal involves recognition of amino acids in a processed protein that are either stabilizing (Ala, Gly, Met, Ser, etc.) or destabilizing (Arg, Asp, Leu, Lys, Phe, etc.), and are located at:
TLS Online TPP Program

#Question id: 17076

#SCPH28 | Zoology

The various advantages of serum-free media could be
1. Improved reproducibility of results from different laboratories
2. Easier downstream processing of products from cultured cells
3. Biassays are free from interference due to serum proteins
4. They permit selective culture of diffrentiated cell types from the heterogeneous cultures
Which of the statements are true?