Brown adipose tissue is characterized by which of the following? (A) Present in large quantities in adult humans (B) Mitochondrial content higher than white adipose tissue (C) Oxidation and phosphorylation are tightly coupled (D) Absent in hibernating animals

1 Answer

Answer :

Answer : B

Related questions

Description : All the following statements about brown adipose tissue are true except (A) It is rich in cytochromes (B) It oxidizes glucose and fatty acids (C) Oxidation and phosphorylation are tightly coupled in it (D) Dinitrophenol has no effect on it

Last Answer : Answer : C

Description : Epinephrine increases the concentration of free fatty acids in plasma by increasing (A) Extramitochondrial fatty acid synthesis (B) Mitochondrial fatty acid chain elongation (C) Microsomal fatty acid chain elongation (D) Lipolysis in adipose tissue

Last Answer : Answer : D

Description : Brown adipose tissue is (A) A prominent tissue in human (B) Characterised by high content of mitochondria (C) Associated with high activity of ATP synthase (D) Characterised by low content of cytochromes

Last Answer : Answer : B

Description : α-Oxidation i.e., the removal of one carbon at a time from the carboxyl end of the molecule has been detected in (A) Brain tissue (B) Liver (C) Adipose tissue (D) Intestine

Last Answer : Answer : A

Description : α-Oxidation of fatty acids occurs mainly in (A) Liver (B) Brain (C) Muscles (D) Adipose tissue

Last Answer : Answer : B

Description : Which of these statements is incorrect? (a) Enzymes of TCA cycle are present in mitochondrial matrix. (b) Glycolysis occurs in cytosol. (c) Glycolysis operates as long as it is supplied ... that can pick up hydrogen atoms. (d) Oxidative phosphorylation takes place in outer mitochondrial membrane

Last Answer : (d) Oxidative phosphorylation takes place in outer mitochondrial membrane

Description : Which of these statements is incorrect ? (1) Enzymes of TCA cycle are present in mitochondrial matrix. (2) Glycolysis occurs in cytosol. (3) Glycolysis operates as long as it is supplied ... that can pick up hydrogen atoms. (4) Oxidative phosphorylation takes place in outer mitochondrial membrane.

Last Answer : (4) Oxidative phosphorylation takes place in outer mitochondrial membrane.

Description : The chemical inhibiting oxidative phosphorylation, Adependent on the transport of adenine nucleotides across the inner mitochondrial membrane is (A) Oligomycin (B) Atractyloside (C) Dinitrophenol (D) Pentachlorophenol

Last Answer : Answer : B

Description : All of the following statements about the enzymic complex that carries out the synthesis of ATP during oxidative phosphorylation are correct except (A) It is located on the matrix side of the inner ... inhibited by oligomycin (C) It can exhibit ATPase activity (D) It can bind molecular O2

Last Answer : D

Description : Electron transport and phosphorylation can be uncoupled by compounds that increase the permeability of the inner mitochondrial membrane to (A) Electrons (B) Protons (C) Uncouplers (D) All of these

Last Answer : B

Description : In the normal resting state of humans, most of the blood glucose burned as fuel is consumed by (A) Liver (B) Adipose tissue (C) Muscle (D) Brain

Last Answer : Answer : A

Description : The normal resting state of humans, most of the blood glucose burnt as “fuel” is consumed by (A) Liver (B) Brain (C) Kidneys (D) Adipose tissue

Last Answer : B

Description : Brown adipose tissue is involved in what process?

Last Answer : Thermogenesis.

Description : Which one of the following statements is totally wrong about the occurrence of notochord, while the other three are correct? (a) It is present only in larval tail in ascidian. (b) It is ... absent throughout life in humans from the very beginning. (d) It is present throughout life in Amphioxus.

Last Answer : (c) It is absent throughout life in humans from the very beginning.

Description : White adipose tissue is concerned with what?

Last Answer : Energy storage.

Description : Calculate the mutual inductance of two tightly coupled coils with inductances 49H and 9H. a) 21 b) 58 c) 40 d) 49/9

Last Answer : a) 21

Description : The distributed system is a collection of (P) and communication is achieved in distributed system by (Q) , where (P) and (Q) are : (A) Loosely coupled hardware on tightly ... message passing ,respectively. (D) Loosely coupled software on tightly coupled hardware and file sharing, respectively.

Last Answer : (C) Tightly coupled software on loosely coupled hardware and message passing ,respectively. 

Description : Distributed operating systems consist of: (1) Loosely coupled O.S. software on a loosely coupled hardware (2) Loosely coupled O.S. software on a tightly coupled hardware (3) Tightly coupled O.S. software on a loosely coupled hardware (4) Tightly coupled O.S. software on a tightly coupled hardware

Last Answer : Answer: 3

Description : The enzyme glucose 6-phosphatase is present in (A) Liver (B) Muscle (C) Adipose tissue (D) Brain

Last Answer : Answer : A

Description : Lipid stores are mainly present in (A) Liver (B) Brain (C) Muscles (D) Adipose tissue

Last Answer : Answer : D

Description : Glucose-6-phosphatase is not present in (A) Liver and kidneys (B) Kidneys and muscles (C) Kidneys and adipose tissue (D) Muscles and adipose tissue

Last Answer : D

Description : Triglycerides present in adipose tissue are hydrolysed by what enzyme?

Last Answer : Hormone sensitive lipase.

Description : The chemiosmotic coupling hypothesis of oxidative phosphorylation proposes that adenosine triphosphate (ATP) is formed because (a) a proton gradient forms across the inner membrane (b) there is a ... mitochondrial proteins (d) ADP is pumped out of the matrix into the intermembrane space.

Last Answer : (a) a proton gradient forms across the inner membrane

Description : In the more highly developed animals, such as humans this gas is used to regulate the activity of the heart, the blood vessels, and the respiratory system. WORKING MUSCLES PRODUCE A ... mental disturbances which can include confusion, headache, low blood pressure and hypothermia. Name this gas.

Last Answer : ANSWER: Carbon Dioxide or CO2 

Description : The coupling of oxidation and phosphorylation in intact mitochondria: (A) Puromycin (B) Oligomycin (C) Streptomycin (D) Gentamycin

Last Answer : Answer : B

Description : The number of ATP produced in the oxidation of 1 molecule of NADPH in oxidative phosphorylation is (A) Zero (B) 2 (C) 3 (D) 4

Last Answer : Answer : A

Description : Coenzymes are required in which of the following reactions? (A) Oxidation-reduction (B) Transamination (C) Phosphorylation (D) All of these

Last Answer : Answer : D

Description : Tissues form lactic acid from glucose. This phenomenon is termed as (A) Aerobic glycolysis (B) Oxidation (C) Oxidative phosphorylation (D) Anaerobic glycolysis

Last Answer : D

Description : White adipose tissue contains :

Last Answer : White adipose tissue contains : A. Multilocular fat cells B. Bilocular fat cells C. Unilocular fat cells D. alocular fat cells

Description : Tendon is made up of (a) yellow fibrous connective tissue (b) modified white fibrous tissue (c) areolar tissue (d) adipose tissue.

Last Answer : (b) modified white fibrous tissue

Description : Read the following (A -D) stetements :- (A) Areolar tissue present beneath the skin (B) Adipose tissue is a type of dense connective tissue (C) Tendon

Last Answer : Read the following (A -D) stetements :- (A) Areolar tissue present beneath the skin (B) Adipose tissue is a ... :- A. Four B. Three C. Two D. One

Description : Fatty acids are a major energy source for the body. Which of the following statement(s) is/are true concerning the use of fatty acids as an energy source? a. Fatty acids are stored in ... 25% of total nonprotein caloric needs supplied via total parenteral nutrition should be in the form of fat

Last Answer : Answer: a, b, d In most tissues, fatty acids are readily oxidized for energy. They are especially important energy sources for the heart, liver and skeletal muscle. In ... administered to patients receiving total parenteral nutrition should comprise about 5-30% of total nonprotein caloric needs

Description : A pathway that requires NADPH as a cofactor is (A) Fatty acid oxidation (B) Extra mitochondrial denovo fatty acid synthesis (C) Ketone bodies formation (D) Glycogenesis

Last Answer : Answer : B

Description : Oxidation of fatty acids occurs (A) In the cytosol (B) In the matrix of mitochondria (C) On inner mitochondrial membrane (D) On the microsomes

Last Answer : Answer : B

Description : Epinephrine increases all of the following except (A) Glycogenolysis in muscles (B) Lipolysis in adipose tissue (C) Gluconeogenesis in muscles (D) Glucagon secretion

Last Answer : Answer : C

Description : In the normal resting state of human most of the blood glucose burnt as fuel is consumed by (A) Liver (B) Brain (C) Adipose tissue (D) Muscles

Last Answer : Answer : B

Description : Glycerol-3-phosphate for the synthesis of triglycerides in adipose tissue is derived from (A) Phosphatidic acid (B) Diacylglycerol (C) Glycerol (D) Glucose

Last Answer : Answer : D

Description : The principal action of insulin in adipose tissue is to inhibit the activity of the (A) Hormone sensitive lipoprotein lipase (B) Glycerol phosphate acyltransferase (C) Acetyl-CoA carboxylase (D) Pyruvate dehydrogenase

Last Answer : Answer : A

Description : The output of free fatty acids from adipose tissue is reduced by (A) Insulin (B) Glucagon (C) Growth hormone (D) Epinephrine

Last Answer : Answer : A

Description : The enzyme glycerol kinase is low activity in (A) Liver (B) Kidney (C) Intestine (D) Adipose tissue

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Description : Galactose is readily converted to glucose in (A) Liver (B) Intestine (C) Kidney (D) Adipose tissue

Last Answer : Answer : A

Description : Galactose is synthesized from glucose in (A) Mammary gland (B) Intestine (C) Kidney (D) Adipose tissue

Last Answer : Answer : A

Description : Vitamin A is stored in the body in (A) Liver (B) Adipose tissue (C) Reticuloendothelial cells (D) All of these

Last Answer : Answer : A

Description : Calcitriol synthesis involves (A) Both liver and kidney (B) Intestine (C) Adipose tissue (D) Muscle

Last Answer : Answer : A

Description : Neutral fat is stored in (A) Liver (B) Pancreas (C) Adipose tissue (D) Brain

Last Answer : Answer : C

Description : When the stired triacylglycerol is lipolysed in the adipose tissue blood levels of _____ increased. (A) FFA only (B) Glycerol only (C) Free fatty acids (FFA) and Glycerol (D) Triacyl glycero

Last Answer : Answer : C

Description : Adipose tissue which is a store house for triacyl glycerol synthesis the same using (A) The glycerol released by hydrolysis of triacyl glycerol (B) The glycerol-3-phosphate obtained in the metabolism of glucose (C) 2-phosphoglycerate (D) 3-phosphoglycerate

Last Answer : Answer : B

Description : Esterification of cholesterol occurs mainly in (A) Adipose tissue (B) Liver (C) Muscles (D) Kidneys

Last Answer : Answer : B

Description : Free fatty acids released from adipose tissue are transported in blood by (A) Albumin (B) VLDL (C) LDL (D) HDL

Last Answer : Answer : A