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TLS Online TPP Program

#Question id: 4128

Which of the following statements about tRNA molecules is false?

#Unit 3. Fundamental Processes

  1. A, C, G, and U are the only bases present in the molecule.

  2. Although composed of a single strand of RNA, each molecule contains several short, double-helical regions.

  3. Any given tRNA will accept only one specific amino acid.

  4. The amino acid attachment is always to an A nucleotide at the 3' end of the molecule.

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TLS Online TPP Program

#Question id: 2692

#Unit 2. Cellular Organization

 With respect to microsatellite DNA which of the following is correct?
TLS Online TPP Program

#Question id: 15973

#Unit 12. Applied Biology

Why the casein hydrolysate will used during embryo culturing?
TLS Online TPP Program

#Question id: 10727

#Unit 10. Ecological Principles

The following table shows the number of individuals of each species found in two communities


The calculated evenness values for communities C1 and C2, respectively are
TLS Online TPP Program

#Question id: 452

#Unit 1. Molecules and their Interaction Relevant to Biology

E'° of the NAD+/NADH half reaction is –0.32 V.  The E'° of the oxaloacetate/malate half reaction is –0.175 V.  When the concentrations of NAD+, NADH, oxaloacetate, and malate are all 10–5 M, the “spontaneous” reaction is:
TLS Online TPP Program

#Question id: 15115

#Unit 8. Inheritance Biology

A semi lethal allele is an example of which of the following extensions of Mendelian genetics?