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TLS Online TPP Program

#Question id: 4135

In the “activation” of an amino acid for protein synthesis:

#SCPH05 I Biotechnology

  1. leucine can be attached to tRNAPhe, by the aminoacyl-tRNA synthetase specific for leucine.

  2. methionine is first formylated, then attached to a specific tRNA.

  3. the amino acid is attached to the 5' end of the tRNA through a phosphodiester bond.

  4. there is at least one specific activating enzyme and one specific tRNA for each amino acid.

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TLS Online TPP Program

#Question id: 2145

#SCPH28 | Zoology

An electrogenic Na+ transporter:
TLS Online TPP Program

#Question id: 2337

#SCPH28 | Zoology

Centrioles may have originated as
TLS Online TPP Program

#Question id: 14117

#SCPH01 Biochemistry

Identify the character based method used for the construction of a phylogenetic tree. 
P. Maximum parsimony 
Q. Neighbor joining 
R. Maximum likelihood 
S. Bootstrapping
TLS Online TPP Program

#Question id: 8847

#SCPH06 I Botany

A compound contains hydroxyl groups as its predominant functional group. Which of the following statements is true concerning this compound?
TLS Online TPP Program

#Question id: 12727

#SCPH05 I Biotechnology

Name the form of DNA which may be produced with a DNA sequence made up from alternating purine and pyrimidine nucleotides.