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TLS Online TPP Program

#Question id: 284

Which best describes the structure of a nucleosome core particle?

#Unit 1. Molecules and their Interaction Relevant to Biology

  1. A histone octamer with DNA threaded through its center.

  2. About 50 bp of DNA associated with one histone H1 molecule.

  3. One nucleosome plus one histone H1 and linker DNA.

  4. A histone octamer wrapped approximately two times around with DNA.

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TLS Online TPP Program

#Question id: 20001

#Unit 13. Methods in Biology

Antibody excess zone of inhibited precipitation in which__
TLS Online TPP Program

#Question id: 20002

#Unit 12. Applied Biology

proBA and proC in E. coli
TLS Online TPP Program

#Question id: 20003

#Unit 12. Applied Biology

In plants proline is preferentially produced from ornithine under normal conditions. However, under stress it is made directly from 
TLS Online TPP Program

#Question id: 20004

#Unit 12. Applied Biology

In plants proline is preferentially produced from ornithine under which 
TLS Online TPP Program

#Question id: 20005

#Unit 12. Applied Biology

In plants proline is preferentially produced from _________under normal conditions
TLS Online TPP Program

#Question id: 20006

#Unit 12. Applied Biology

Under stress it is made directly from glutamate, the first two reactions of the pathway being catalyzed by a single enzyme