Barbara McClintock, famous for discovering that genes could move within genomes, had her meticulous work ignored for nearly 4 decades, but eventually won the Nobel Prize. Why was her work so distrusted?

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#Question id: 10735

#Unit 10. Ecological Principles

Which of the following extreme viewpoints of community organization holds that a community comprises a superorganism and is much more than the sum of its individual parts?

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#Question id: 13180

#Unit 10. Ecological Principles

Which of the following is responsible for the summer and winter stratification of deep temperate lakes?

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#Question id: 563

#Unit 1. Molecules and their Interaction Relevant to Biology

Both water and glucose share an —OH that can serve as a substrate for a reaction with the terminal phosphate of ATP catalyzed by hexokinase.  Glucose, however, is about a million times more reactive as a substrate than water.  The best explanation is that:

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#Question id: 2579

#Unit 2. Cellular Organization

Match the following proteins (Column I) with their functions (Column II) during cell organization and movement.

Column I	Column II
A. Profilin	i. Actin nucleating protein
B. Formin	ii. ADP-actin binding protein
C. WASp	iii. Capping protein
D. Gelsolin	iv. Nucleation promoting factor

Which of the following is correct?

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#Question id: 11081

#Unit 7. System Physiology – Animal

In which of the following conditions is alveolar Po2 increased and alveolar Pco2 decreased?