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TLS Online TPP Program

#Question id: 664

Which is evidence that structures for proteins determined by X-ray crystallography represent the structures in solution?

#SCPH06 I Botany

  1. Their similarity to structures determined by NMR.

  2. The protein crystals are soluble in water.

  3. The proteins must align in a regular pattern to form a crystal.

  4. Only one conformation is ever possible for a protein so it is irrelevant whether the protein is in a crystal or in solution.

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TLS Online TPP Program

#Question id: 89

#SCPH01 Biochemistry

In solution α-D-glucopyranose and β-D-glucopyranose ________.
TLS Online TPP Program

#Question id: 7034

#SCPH01 Biochemistry

Gastrulation in the frog begins at a point on the embryo surface roughly 180° opposite the point of sperm entry with the formation of a dimple called the:
TLS Online TPP Program

#Question id: 11416

#SCPH28 | Zoology

Which of the following biomes spans the largest annual mean temperature range, but the narrowest mean precipitation range?
TLS Online TPP Program

#Question id: 4161

#SCPH05 I Biotechnology

The link between an activated amino acid and tRNA is an __ bond between the __ of the amino acid and a hydroxyl group of the tRNA.
TLS Online TPP Program

#Question id: 14293

#SCPH05 I Biotechnology

Scale up of a fermenter is done based on constant impeller tip speed. If the diameter of the impeller is increased by 10-fold, the agitator speed will: