Expansins belong to a large superfamily of proteins, divided into two major expansin families, α-expansins (EXPAs) and β-expansins (EXPBs), what is the function of these two?

a) EXPAs are more active on eudicot cell walls, whereas EXPBs are more active on grass cell walls

b) EXPAs are more active on grass cell walls, whereas EXPBs are more active on eudicot cell walls

c) EXPAs loosen cellulose–cellulose junctions containing xyloglucan, whereas EXPBs loosen wall complexes containing GAX

d) EXPAs loosen wall complexes containing GAX, whereas EXPBs loosen cellulose–cellulose junctions containing xyloglucan

Which combination is correct from some given above functions of expansins,?

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#Question id: 691

#Unit 1. Molecules and their Interaction Relevant to Biology

Roughly how many amino acids are there in one turn of an alpha helix?

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#Question id: 24642

#Unit 10. Ecological Principles

 Which of the following is not the component of Soil?

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#Question id: 28578

#Unit 5. Developmental Biology

Sox9 and Sry also act to block the ovary-forming pathway, by  blocking__

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#Question id: 34105

#Unit 2. Cellular Organization

A. The histone H3 variant Cse4 is incorporated in the centromeric nucleosome.

B. The CBF3 protein complex that binds to CDE-III is essential for centromeric function.

C. The proteins that bind CEN serve as an assembly platform for the kinetochore and provide the connection to microtubules.

Find true and false

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#Question id: 15222

#Unit 13. Methods in Biology

Which conventional technique can resolve hundred to thousand of protein in single gel electrophoresis