If you compared under the microscope a contracted sarcomere to a relaxed sarcomere, which of the following regions would not differ in width?

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#Question id: 9170

#Unit 9. Diversity of Life Forms

Which of the following is an important feature of most terrestrial biomes?

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#Question id: 11500

#Unit 9. Diversity of Life Forms

The strongest evidence for the endosymbiotic origin of eukaryotic organelles is the similarity between extant prokaryotes and which of the following?

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#Question id: 1149

#Unit 4. Cell Communication and Cell Signaling

1,2-diacylglycerol (DAG) and inositol 1,4,5-trisphosphate (IP3) are cleaved from phosphatidylinositol 4,5-bisphosphate (PIP2) by the enzyme:

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#Question id: 11533

#Unit 6. System Physiology – Plant

 IAA biosynthesis is associated with__

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#Question id: 32249

#Unit 2. Cellular Organization

Soluble ER-resident proteins contain which sorting signal that allows them to be retrieved?