Biochemistry - Mock Test 130

Question 1291

The degradative Processess are categorized under the heading of?

A) Anabolism B) Catabolism C) Metabolism D) None of the above

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Question 1292

Which one is the largest particulate of the cytoplasm?

A) Lysosomes B) Mitochondria C) Golgi apparatus D) Entoplasmic reticulum

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Question 1293

Which one is the heaviest particulate component of the cell?

A) Nucleus B) Mitochondria C) Cytoplasm D) Golgi apparatus

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Question 1294

Which of the following statement is correct about membrane cholesterol?

A) The hydroxyl group is located near the centre of the lipid layer B) Most of the cholesterol is in the form of a cholesterol ester C) The steroid nucleus form forms a rigid, planar structure D) The hydrocarbon chain of cholesterol projects into the extracellular fluid

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Question 1295

All the following processes occur rapidly in the membrane lipid bilayer except?

A) Flexing of fatty acyl chains B) Lateral diffusion of phospholipids C) Transbilayer diffusion of phopholipids D) Rotation of phospholipids around their long axes

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Question 1296

Which of the following phospholipids is localized to a greater extent in the outer leaflet of the membrane lipid bilayer?

A) Choline phosphoglycerides B) Ethanolamine phosphoglycerides C) Inositol phosphoglycerides D) Serine phosphoglycerides

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Question 1297

Which are the cholesterol esters that enter cells through the receptor-mediated endocytosis of lipoproteins hydrolyzed?

A) Endoplasmin reticulum B) Lysosomes C) Plasma membrane receptor D) Mitochondria

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Question 1298

HDL is synthesized and secreted from?

A) Pancreas B) Liver C) Kidney D) Muscle

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Question 1299

Synthesis of prostaglandinsis is inhibited by?

A) Aspirin B) Arsenic C) Fluoride D) Cyanide

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Question 1300

Milk is deficient of which mineral?

A) Phosphorus B) Sodium C) Iron D) Potassium

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