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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?

#SCPH05 I Biotechnology

  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: 11080

#SCPH28 | Zoology

The O2-CO2 diagram here shows a ventilation-perfusion ratio line for the normal lung. Which of the following best describes the effect of decreasing ventilation-perfusion ratio on the alveolar Po2 and Pco2?
TLS Online TPP Program

#Question id: 19203

#SCPH01 Biochemistry

Biological compound used in piezoelectric biosensor is
TLS Online TPP Program

#Question id: 702

#SCPH05 I Biotechnology

Proteins often have regions that show specific, coherent patterns of folding or function.  These regions are called:
TLS Online TPP Program

#Question id: 11564

#SCPH28 | Zoology

Injury localized to the hypothalamus would most likely disrupt ________.
TLS Online TPP Program

#Question id: 6969

#SCPH06 I Botany

In Xenopus, the elongation of the mesoderm toward the anterior results from the intercalation of cells during a process called: