Which nuclear bodies are centers of RNP-complex assembly for spliceosomal snRNPs and other RNPs ?

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#Question id: 31105

#Unit 2. Cellular Organization

Phalloidin isolated from Amanita phalloides, binds at the interface between subunits in F-actin involves:

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#Question id: 2472

#Unit 2. Cellular Organization

In response to a chemotactic signal, a cell forms structures to aid in locomotion. In lamellipodia, active Rac will stimulate F-actin polymerization at the leading edge via _____, whereas actin that will form stress fibers will be recruited by formin downstream of activation of this small GTPase _____.

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#Question id: 4321

#Unit 3. Fundamental Processes

A genetic test to detect predisposition to cancer would likely examine the APC gene for involvement in which type(s) of cancer?

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#Question id: 4343

#Unit 3. Fundamental Processes

Suppose an experimenter becomes proficient with a technique that allows her to move DNA sequences within a prokaryotic genome. If a researcher moves the repressor gene (lacI), along with its promoter, to a position at some several thousand base pairs away from its normal position, which of the following results would be expected?

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#Question id: 15615

#Unit 13. Methods in Biology

The three stop codons are (I) 5’UAG3’, (II) 5’UAA3’, and (III) 5’UGA3’. when mutagens that specifically induce G•C to A•T mutations on 5’, then what will be the result?