Which of the following integral membrane protein transport chemotherapeutic drug out of the cell and prevents their accumulation within a tumor and thus blocks their therapeutic effects?

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#Question id: 600

#Unit 1. Molecules and their Interaction Relevant to Biology

Two substances are used to produce a certain biological product in an enzyme-catalyzed reaction. It is found that both substrates must bind to the enzyme, first one, then the other before the product is produced. This is an example of a/an ________.

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#Question id: 2706

#Unit 2. Cellular Organization

Which of the following is a function of a modified histone tail?

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#Question id: 4332

#Unit 3. Fundamental Processes

Which of the following is not true of a codon?

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#Question id: 34117

#Unit 2. Cellular Organization

A. In the solenoid model, the nucleosomal DNA forms a superhelix containing approximately six nucleosomes per turn

B. In the solenoid model, the linker DNA is buried in the center of the superhelix, but it passes through the axis.

C. Zigzag conformation requires the linker DNA to pass through the central axis of the fiber in a relatively straight form

D. Zigzag conformation the nucleosomal DNA forms a superhelix containing approximately four nucleosomes per turn

Which of the following is correct

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#Question id: 24451

#Unit 13. Methods in Biology

EEG can be recorded with: