Microtubule assembly requires:

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#Question id: 31407

#Unit 7. System Physiology – Animal

Solution A contains 10 mmol/L glucose, and Solution B contains 1 mmol/L glucose. If the glucose concentration in both solutions is doubled, by how much will the flux (flow) of glucose between the two solutions change? 

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#Question id: 1341

#Unit 4. Cell Communication and Cell Signaling

Which of the following molecules forms extracellular cross-linked fibrils of great tensile strength?

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#Question id: 815

#Unit 1. Molecules and their Interaction Relevant to Biology

The cis conformation shows Cα atoms are on the same side of the peptide bond, is ∼8 kJ mol−1 less stable than the trans conformation. Why?

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#Question id: 4663

#Unit 3. Fundamental Processes

Which two polymerases function in transcriptional repression directed by nuclear siRNAs in plants?

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#Question id: 754

#Unit 1. Molecules and their Interaction Relevant to Biology

If the twisting of the DNA is in the same direction as that of the double helix, that is the helix is twisted up before closure, this form of super coiling is known as;