TLS Online TPP Program

#Question id: 695


A D-amino acid would interrupt an alpha helix made of L-amino acids. Another naturally occurring hindrance to the formation of an alpha helix is the presence of:

#SCPH05 I Biotechnology
  1. a negatively charged Arg residue.

  2. a nonpolar residue near the carboxyl terminus.

  3. a positively charged Lys residue.

  4. a Pro residue.

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TLS Online TPP Program

#Question id: 18766

#SCPH01 Biochemistry

Which methods are used for finding all the possible base-paired regions from a given nucleic acid sequence

TLS Online TPP Program

#Question id: 918

#I Life Science/ Life Sciences Group – I-V

Transport of fatty acids from the cytoplasm to the mitochondrial matrix requires:

TLS Online TPP Program

#Question id: 14313

#SCPH05 I Biotechnology

An industrial waste-water stream is fed to a stirred-tank reactor continuously and the cells are recycled back to the reactor from the bottom of the sedimentation tank placed after the reactor. The following are given for the system: F = 100 l/h; S0 = 5000 mg/l; mm = 0.25 h-1 ; Ks = 200 mg/l; α (recycle ratio) = 0.6; C (cell concentration factor) = 2; Y M X/S = 0.4. The effluent concentration is desired to be 100 mg/l.  Determine the cell concentration in the reactor and in the recycle stream.

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TLS Online TPP Program

#Question id: 7294

#SCPH06 I Botany

Multiple factors regulate flowering in Arabidopsis. FT mRNA is expressed in companion cells of the leaf vein in response to multiple signals, including day length, light quality, and temperature. FT moves in the phloem from leaves to the apical meristem. FT is unloaded from the phloem in the meristem and interacts with FD.

FT-FD complex activates multiple genes. Which of the following combination is correct?(SS)

TLS Online TPP Program

#Question id: 5737

#SCPH06 I Botany

When an organism gains one extra copy of a chromosome but not a complete haploid set, the conditions is known as