Which of the following pairs of amino acids would you predict to only participate in Van der Waals interactions in the three dimensional folding of a protein:

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#Question id: 119

#SCPH05 I Biotechnology

Tay-Sachs disease is the result of a genetic defect in the metabolism of:

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#Question id: 4318

#SCPH01 Biochemistry

Which of the following statements correctly describes a characteristic of tumor-suppressor gene?

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#Question id: 7306

#I Life Science/ Life Sciences Group – I-V

A plant scientist was hired by a greenhouse operator to devise a way to force iris plants to bloom in the short days of winter. Iris normally blooms as a long-day (short-night) plant. Which of the following has the best chance of creating iris blooms in winter?

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#Question id: 14828

#SCPH05 I Biotechnology

Pili are usually longer than fimbriae and number only one or two per cell. Pili are involved in motility and DNA transfer. The type of motility, called 

1. Extrusion

2. Somersaulting

3. Twitching motility 

4. Gliding motility

Which combination from the following is correct?

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#Question id: 3660

#SCPH01 Biochemistry

Which of the following is true for exchange of homologous regions between two DNA molecules?