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TLS Online TPP Program

#Question id: 692

 In the alpha helix the hydrogen bonds:

#Unit 1. Molecules and their Interaction Relevant to Biology

  1. are roughly parallel to the axis of the helix.

  2. are roughly perpendicular to the axis of the helix.

  3. occur mainly between electronegative atoms of the R groups.

  4. occur only between some of the amino acids of the helix.

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TLS Online TPP Program

#Question id: 3947

#Unit 3. Fundamental Processes

Of the following statements about the aminoacyl tRNA synthetases, which one must be true?
TLS Online TPP Program

#Question id: 20992

#Unit 12. Applied Biology

Geobacter metallireducens is the first iron-reducing bacterium isolate with anaerobic activity and capable of
TLS Online TPP Program

#Question id: 33419

#Unit 1. Molecules and their Interaction Relevant to Biology

GroES 
TLS Online TPP Program

#Question id: 27514

#Unit 2. Cellular Organization

Which of the following Histone is involved in stimulates formation of the 30 nm fiber
TLS Online TPP Program

#Question id: 10844

#Unit 10. Ecological Principles

In the formula for biotic potential (dN/dt = rIN), what does n stand for?