A patient’s urine is collected for 2 hr, and the total volume is 600 ml during this time. Her urine osmolarity is 150 mOsm/L, and her plasma osmolarity is 300 mOsm/L. What is her “free water clearance”?

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#Question id: 10949

#7. System Physiology – Animal

Which of the following applies to AIDS patients?

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#Question id: 8927

#9. Diversity of Life Forms

Arthropods invaded land about 100 million years before vertebrates did so. This most clearly implies that

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#Question id: 4589

#11. Evolution and Behavior

Darwin used the phrase "descent with modification" to explain ________.

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#Question id: 23559

#Aptitude

National Council for Women’s Education was established in:

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#Question id: 675

#1. Molecules and their Interaction Relevant to Biology

Which statement is not true about an α-helix?