Following statements are regarding to V-class ATPases.

A. An organelle lumen or an extracellular space to become acidic, movement of protons must be accompanied by movement of an equal number of anions (e.g., Cl−) in the same direction.

B. An organelle lumen or an extracellular space to become acidic, movement of protons must be accompanied by movement of equal numbers of a different cation in the same direction.

C. An organelle lumen or an extracellular space to become acidic, movement of protons must be accompanied by movement of equal numbers of a different cation in the opposite direction.

D. An organelle lumen or an extracellular space to become acidic, movement of protons must be accompanied by movement of an equal number of anions (e.g., Cl−) in the opposite direction.

Which of the following combination is correct?

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#Question id: 5042

#Unit 5. Developmental Biology

Which one of the following set of Yamanaka factors can be used to regained the pluripotency of somatic cells in mammals?

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#Question id: 24238

#Unit 4. Cell Communication and Cell Signaling

Which of the following does not exist as the major class of ECM molecules?

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#Question id: 10489

#Unit 6. System Physiology – Plant

Malate anions, by contrast, are synthesized in the guard cell cytosol, in a metabolic pathway that uses carbon skeletons generated by

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#Question id: 9612

#Unit 9. Diversity of Life Forms

The best classification system is that which most closely

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#Question id: 10886

#Unit 10. Ecological Principles

Much greater proportion of energy fixed by autotrophs is transferred to the herbivore level in the open ocean ecosystem than in a forest ecosystem because