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TLS Online TPP Program

#Question id: 4131

Aminoacyl-tRNA synthetases (amino acid activating enzymes):

#SCPH28 | Zoology

  1. “recognize” specific tRNA molecules and specific amino acids.

  2. in conjunction with another enzyme attach the amino acid to the tRNA.

  3. interact directly with free ribosomes.

  4. occur in multiple forms for each amino acid.

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TLS Online TPP Program

#Question id: 3439

#SCPH28 | Zoology

Male insects attempt to mate with orchids but eventually stop responding to them. What term best applies to this behavior?
TLS Online TPP Program

#Question id: 1059

#SCPH28 | Zoology

A limiting factor for viral infection is
TLS Online TPP Program

#Question id: 12743

#SCPH01 Biochemistry

Name the agar plate method which is most common gel based assay system used in Agglutination process.
TLS Online TPP Program

#Question id: 84

#SCPH06 I Botany

Below is the Fischer projection of D-galactose. Which is the proper Haworth projection of β-D-galactopyranose?
TLS Online TPP Program

#Question id: 12705

#SCPH12 I Genetics

In Neurospora crasssa, the mutant exhibit poky phenotype, when a female of  poky strain is crossed with a normal strain acting as a male , all progeny individuals shows poky phenotype . however, the reciprocal cross resulted in all normal progeny. These results can be explained on the basis of