The most important feature that permits a gene to act as a molecular clock is ________.

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#Question id: 2279

#Unit 2. Cellular Organization

Mitochondrial enzymes for oxidative metabolism are

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#Question id: 11103

#Unit 7. System Physiology – Animal

A key mechanism of gas transport through the tracheal system is

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#Question id: 19866

#Unit 13. Methods in Biology

Which of the following variants of PCR has been devised to increase the specificity of PCR without lowering the efficiency by variation annealing temperature?

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#Question id: 11473

#Unit 7. System Physiology – Animal

Lateral inhibition via horizontal cells in the mammalian retina ________.

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#Question id: 10946

#Unit 7. System Physiology – Animal

A 26-year-old man received a paper cut. What substance is the major cause of pain of this acute inflammatory response?