RNA primers are synthesized about once every ________.

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#Question id: 23833

#Unit 2. Cellular Organization

Which of the following is NOT a key determinant of Myosin II?

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#Question id: 4406

#Unit 3. Fundamental Processes

An electrophoretic mobility shift assay (EMSA) was conducted to check for the binding of TFIIB to a segment of a DNA promoter region. Which of the following approaches could be used to confirm that TFIIB is indeed binding?

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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: 29081

#Unit 10. Ecological Principles

If a predator has multiple prey, abundance of prey are not strongly positively correlated then as one prey species, which of the following graph correctly represent this prediction;

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#Question id: 28836

#Unit 2. Cellular Organization

There are two different types of microtubule structures can exist____

a) the T form bound to GDP 

b) the T form bound to GTP 

c) the D form bound to GTP 

d) the D form bound to GDP