Which of the following observations provides the best evidence of a biodiversity crisis?

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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: 3792

#Unit 3. Fundamental Processes

Strain introduced by unwinding DNA at the replication forks is relieved by

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#Question id: 10588

#Unit 10. Ecological Principles

Following is survival ship curve of species

Which of the following is correct?

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#Question id: 2527

#Unit 2. Cellular Organization

Transpirational water flow in the xylem requires a mechanically strong wall that resists from,

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#Question id: 28804

#Unit 2. Cellular Organization

VASP is____

a)proline-rich

b)protect the end of the growing filament from CapZ

c)a pathogenic surface protein

d)involve to holding the end of the newly formed filament

Following are statements about VASP, except?