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TLS Online TPP Program

#Question id: 688

Pauling and Corey’s studies of the peptide bond showed that:

#XL - Q Biochemistry

  1. at pH 7, many different peptide bond conformations are equally probable.

  2. peptide bonds are essentially planar, with no rotation about the C—N axis.

  3. peptide bonds in proteins are unusual, and unlike those in small model compounds.

  4. peptide bond structure is extraordinarily complex.

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TLS Online TPP Program

#Question id: 10924

#XL - R Botany

Due to damage exudation of sap from cut petioles or stems takes place they can be collected. However, quantities of collected sap are small, and the method is technically difficult. A preferable approach for collecting exuded sap is to use an
TLS Online TPP Program

#Question id: 10936

#XL - Q Biochemistry

Which type of chemical bonds are required to produce an absorption spectrum in UV-visible region? the molecule must contain
TLS Online TPP Program

#Question id: 10950

#XL - T Zoology

Presentation of antigen on MHC-I by a cell will result in
TLS Online TPP Program

#Question id: 10951

#XL - T Zoology

Which blood type is depicted in the following figure?
TLS Online TPP Program

#Question id: 10952

#XL - T Zoology

Which of the following blood units carries the least risks for inducing an immediate transfusion reaction into a B+ (B, rhesus positive) recipient?
TLS Online TPP Program

#Question id: 10953

#XL - T Zoology

What condition leads to a deficiency in factor IX that can be corrected by an intravenous injection of vitamin K?