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TLS Online TPP Program

#Question id: 697

The major reason that antiparallel B-stranded protein structures are more stable than parallel B-stranded structures is that the latter:

#Unit 1. Molecules and their Interaction Relevant to Biology

  1. are in a slightly less extended configuration than antiparallel strands.

  2. do not have as many disulfide crosslinks between adjacent strands.

  3. do not stack in sheets as well as antiparallel strands.

  4. have weaker hydrogen bonds laterally between adjacent strands.

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TLS Online TPP Program

#Question id: 10869

#Unit 10. Ecological Principles

Parasitoidism is most similar to
TLS Online TPP Program

#Question id: 4310

#Unit 3. Fundamental Processes

Which of the following processes destroys RNA molecules in a cell if they have a sequence complementary to an introduced double-stranded RNA?
TLS Online TPP Program

#Question id: 28218

#Unit 5. Developmental Biology

A mode of stem cell division in which two types of cells are produced at each division, a stem cell and a developmentally committed cell is called as___
TLS Online TPP Program

#Question id: 10532

#Unit 2. Cellular Organization

A  closed, self-sealing solvent-filled vesicles that are bounded by only a single bilayer, known as:
TLS Online TPP Program

#Question id: 5025

#Unit 11. Evolution and Behavior

Which of these genetic processes may be most helpful in accounting for the Cambrian explosion?