Which of the following factors would tend to increase membrane fluidity?

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#Question id: 12387

#Unit 7. System Physiology – Animal

An elderly patient complains of muscle weakness and lethargy. A urine specimen reveals a Na+ concentration of 600 mmol/L and an osmolarity of 1200 mOsm/L. Additional laboratory tests provide the following information: plasma Na+ concentration = 167 mmol/L, plasma renin activity = 4 ng angiotensin I/ml/hr (normal = 1), plasma antidiuretic hormone (ADH) = 60 pg/ml (normal = 3 pg/ml), and plasma aldosterone = 15 ng/dL (normal = 6 ng/dL). Which of the following is the most likely reason for this patient’s hypernatremia?

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#Question id: 305

#Unit 1. Molecules and their Interaction Relevant to Biology

Conditions for ionic bond formation is / are________

(A) Small cation, large anion

(B) Low IP of cation, high electron affinity of anion

(C) Large cation, small anion and less charge

(D) Less lattice energy

Correct answer is:

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#Question id: 4664

#Unit 3. Fundamental Processes

Which one of the following statements about E.coli RNA poymerase is false?

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#Question id: 2296

#Unit 2. Cellular Organization

Small metabolites, such as sugar and ions, pass between plant cells via _______

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#Question id: 2943

#Unit 2. Cellular Organization

Which of the following is NOT a mechanism by which G1/S cyclin-CDKs ensure progression through the cell cycle?