Use the figure to answer the following question.

Which extinct species should be the best candidate to serve as the outgroup for the clade whose common ancestor occurs at position 2 in the figure?

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#Question id: 2565

#Unit 2. Cellular Organization

Which of the following is the most plausible explanation for why an animal cell would be unable to reduce the Ca2+ concentration in its cytosol compared with the extracellular fluid?

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#Question id: 2566

#Unit 2. Cellular Organization

An inhibitor of which of the following enzymes could be used to block the release of calcium from the endoplasmic reticulum?

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#Question id: 2567

#Unit 2. Cellular Organization

What is a primary function of transcription factors?

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#Question id: 2568

#Unit 2. Cellular Organization

A mutation that disrupts the ability of an animal cell to add polysaccharide modifications to proteins would most likely cause defects in which of the following organelles or structures?

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#Question id: 2569

#Unit 2. Cellular Organization

Some botanists argue that the entire plant should be considered as a single unit rather than a composite of many individual cells. Which of the following cellular structures best supports this view?

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#Question id: 2570

#Unit 2. Cellular Organization

 How is plant cell cytokinesis different from animal cell cytokinesis?