Consider the following statements: 1. Normal diet should contain 75gm of fat. 2. Fatty acids should be a part of human diet. 3. The cells of the human body cannot synthesise any fatty acids. 4. Deficiency diseases develop due to the absence of unsaturated fatty acids called essential fatty acids. Which of the above statements are correct? (a) 1, 2 (b) 2, 3 (c) 1, 2, 3, 4 (d) 1, 2, 4

Consider the following statements: 1. Normal diet should contain 75gm of fat. 2. Fatty acids should be a part of human diet. 3. The cells of the human body cannot synthesise any fatty acids. 4. Deficiency diseases develop due to the absence of unsaturated fatty acids called essential fatty acids. Which of the above statements are correct? (a) 1, 2 (b) 2, 3 (c) 1, 2, 3, 4 (d) 1, 2, 4
by

1 Answer

Answer :

Ans:(b)
by
selected

Related questions

Which of the following statements is not true about fatty acids? (a) Fatty acids are carboxylic acids with long hydrocarbon side chains. (b) The double bonds in unsaturated fatty acids are always conjugated. (c) Most naturally occurring fatty acids contain even numbers of carbons and are unbranched. (d) Fatty acids can be saturated or unsaturated

Description : Which of the following statements is not true about fatty acids? (a) Fatty acids are carboxylic acids with long hydrocarbon side chains. (b) The double bonds in unsaturated fatty acids are always ... contain even numbers of carbons and are unbranched. (d) Fatty acids can be saturated or unsaturated

Last Answer : The double bonds in unsaturated fatty acids are always conjugated

All the following statements about carnitine are true except (A) It can be synthesised in the human body (B) It can be synthesized from methionine and lysine (C) It is required for transport of short chain fatty acids into mitochondria (D) Its deficiency can occur due to haemodialysis

Description : All the following statements about carnitine are true except (A) It can be synthesised in the human body (B) It can be synthesized from methionine and lysine (C) It is required for transport of short chain fatty acids into mitochondria (D) Its deficiency can occur due to haemodialysis

Last Answer : Answer : C

Unsaturated fatty acids is known as (A) Non-essential fatty acids (B) Essential fatty acids (C) Cerebrosides (D) Phospholipids

Description : Unsaturated fatty acids is known as (A) Non-essential fatty acids (B) Essential fatty acids (C) Cerebrosides (D) Phospholipids

Last Answer : Answer : B

Essential fatty acid deficiency may complicate total parenteral nutrition (TPN). Which of the following statements are true? A. Essential fatty acid deficiency may be prevented by the administration of 1% to 2% of total calories as fat emulsion. B. Fat-free parenteral nutrition results in the appearance of plasma abnormalities, indicating essential fatty acid deficiency, within 7 to 10 days of initiation. C. An abnormal plasma eicosatrienoic-arachidonic acid ratio is always associated with essential fatty acid deficiency. D. Following initiation of fat-free parenteral nutrition, dry, scaly skin associated with a maculopapular rash indicates essential fatty acid deficiency.

Description : Essential fatty acid deficiency may complicate total parenteral nutrition (TPN). Which of the following statements are true? A. Essential fatty acid deficiency may be prevented by the ... , dry, scaly skin associated with a maculopapular rash indicates essential fatty acid deficiency.

Last Answer : Answer: BD DISCUSSION: Biochemical evidence of essential fatty acid deficiency may occur as early as 7 to 10 days following initiation of fat-free parenteral nutrition. The decrease in ... essential to the diagnosis of essential fatty acid deficiency, but this plasma abnormality is often present

Membrane lipids of chillsensitive plants contain - (1) low proportion of saturated fatty acids. (2) low proportion of unsaturated fatty acids. (3) equal proportion of saturated and unsaturated fatty acids. (4) high proportion of unsaturated fatty acids.

Description : Membrane lipids of chillsensitive plants contain - (1) low proportion of saturated fatty acids. (2) low proportion of unsaturated fatty acids. (3) equal proportion of saturated and unsaturated fatty acids. (4) high proportion of unsaturated fatty acids.

Last Answer : (4) high proportion of unsaturated fatty acids. Explanation: The membranes of chill sensitive plants have been found to have about a 2:1 ratio of unsaturated to saturated fatty ... increases and the critical temperature decreases when chill-sensitive plants are acclimated to a low temperature.

Drying oils contain a fairly large proportion of – (1) fats (2) proteins (3) saturated fatty acids (4) unsaturated fatty acids

Description : Drying oils contain a fairly large proportion of – (1) fats (2) proteins (3) saturated fatty acids (4) unsaturated fatty acids

Last Answer : (4) unsaturated fatty acids Explanation: They contain a high percentage of "polyunsaturates" (polyunsaturated fatty acids). Most drying oils owe their drying properties to the presence of a large percentage of linolenic acid (which derives its name from "linseed"), which is highly unsaturated.

Vegetable oils contain large quantity of glycerides of unsaturated acids. When the vegetable oils contain high amount of saturated fatty acids, it is termed as __________ oil. (A) Drying (B) Semi-drying (C) Non-drying (D) None of these

Description : Vegetable oils contain large quantity of glycerides of unsaturated acids. When the vegetable oils contain high amount of saturated fatty acids, it is termed as __________ oil. (A) Drying (B) Semi-drying (C) Non-drying (D) None of these

Last Answer : (C) Non-drying

What chemical functionality do unsaturated fatty acid contain that saturated fatty acids do not?

Description : What chemical functionality do unsaturated fatty acid contain that saturated fatty acids do not?

Last Answer : ANSWER: DOUBLE BONDS or CARBON-CARBON DOUBLE BONDS 

Membrane lipids of chillsensitive plants contain (1) low proportion of saturated fatty acids. (2) low proportion of unsaturated fatty acids. (3) equal proportion of saturated and unsaturated fatty acids. (4) high proportion of unsaturated fatty acids.

Description : Membrane lipids of chillsensitive plants contain (1) low proportion of saturated fatty acids. (2) low proportion of unsaturated fatty acids. (3) equal proportion of saturated and unsaturated fatty acids. (4) high proportion of unsaturated fatty acids.

Last Answer : high proportion of unsaturated fatty acids.

Drying oils contain a fairly large proportion of (1) fats (2) proteins (3) saturated fatty acids (4) unsaturated fatty acids

Description : Drying oils contain a fairly large proportion of (1) fats (2) proteins (3) saturated fatty acids (4) unsaturated fatty acids

Last Answer : unsaturated fatty acids

Plants synthesise protein from (a) Starch (b) Sugar (c) Amino acids (d) Fatty acids

Description : Plants synthesise protein from (a) Starch (b) Sugar (c) Amino acids (d) Fatty acids

Last Answer : Ans:(c)

Phrynoderma is a deficiency of (A) Essential fatty acids(B) Proteins (C) Amino acids (D) None of these

Description : Phrynoderma is a deficiency of (A) Essential fatty acids(B) Proteins (C) Amino acids (D) None of these

Last Answer : Answer : A

Which of the following vegetable oils does not contain essential fatty acids? (1) Sunflower oil (2) Mustard oil (3) Coconut oil (4) Gmundnut oil

Description : Which of the following vegetable oils does not contain essential fatty acids? (1) Sunflower oil (2) Mustard oil (3) Coconut oil (4) Gmundnut oil

Last Answer : (1) Sunflower oil Explanation: Fatty Acids are aliphatic carboxylic acid with varying hydrocarbon lengths at one end of the chain joined to terminal carboxyl (-COOH) group at the other end.

Which of the following vegetable oils does not contain essential fatty acids ? (1) Sunflower oil (2) Mustard oil (3) Coconut oil (4)Groundnut oil

Description : Which of the following vegetable oils does not contain essential fatty acids ? (1) Sunflower oil (2) Mustard oil (3) Coconut oil (4)Groundnut oil

Last Answer :  Sunflower oil

Which one of the following statements concerning glucose-6-phosphate dehydrogenase deficiency is correct? (A) Young R.B.Cs, particularly reticulocytes, contain the highest enzyme activity cells show less enzyme activity (B) Glucose-6-P Dehydroglucose deficiency leads to disfuction of many tissues (C) G-6-p Dehydroglucose deficiency is due to a single deletion of a large sequence of DNA in the G-6-PD gene (D) G-6-PD deficiency is precipitated by ingestion of drugs such as aspirin

Description : Which one of the following statements concerning glucose-6-phosphate dehydrogenase deficiency is correct? (A) Young R.B.Cs, particularly reticulocytes, contain the highest enzyme activity cells show less enzyme ... PD gene (D) G-6-PD deficiency is precipitated by ingestion of drugs such as aspirin

Last Answer : Answer : A

Kwashiorkor occurs when the diet is severely deficient in (A) Iron (B) Calories (C) Proteins (D) Essential fatty acids

Description : Kwashiorkor occurs when the diet is severely deficient in (A) Iron (B) Calories (C) Proteins (D) Essential fatty acids

Last Answer : Answer : C

.E.coli cells with a mutated z gene of the lac operon cannot grow in medium containing only lactose as the source of energy because (a) the lac operon is constitutively active in these cells (b) they cannot synthesise functional beta galactosidase (c) in the presence of glucose, E.coli cells do not utilise lactose (d) they cannot transport lactose from the medium into the cell.

Description : .E.coli cells with a mutated z gene of the lac operon cannot grow in medium containing only lactose as the source of energy because (a) the lac operon is constitutively active in these cells ( ... coli cells do not utilise lactose (d) they cannot transport lactose from the medium into the cell.

Last Answer : (b) they cannot synthesise functional beta galactosidase

The essential amino acids (A) must be supplied in the diet because the organism has lost the capacity to aminate the corresponding ketoacids (B) must be supplied in the diet because the human has an impaired ability to synthesize the carbon chain of the corresponding ketoacids (C) are identical in all species studied (D) are defined as these amino acids which cannot be synthesized by the organism at a rate adequate to meet metabolic requirements

Description : The essential amino acids (A) must be supplied in the diet because the organism has lost the capacity to aminate the corresponding ketoacids (B) must be supplied in the diet because the ... amino acids which cannot be synthesized by the organism at a rate adequate to meet metabolic requirements

Last Answer : Answer : B

The essential amino acids (A) Must be supplied in the diet because the organism has lost the capacity to aminate the corresponding ketoacids (B) Must be supplied in the diet because the human has an impaired ability to synthesize the carbon chain of the corresponding ketoacids (C) Are identical in all species studied (D) Are defined as those amino acids which cannot be synthesized by the organism at a rate adequate to meet metabolic requirements

Description : The essential amino acids (A) Must be supplied in the diet because the organism has lost the capacity to aminate the corresponding ketoacids (B) Must be supplied in the diet because the ... amino acids which cannot be synthesized by the organism at a rate adequate to meet metabolic requirements

Last Answer : Answer : B

Lecithins contain an unsaturated fatty acid at position: (A) α (B) α and β (C) β (D) None of these

Description : Lecithins contain an unsaturated fatty acid at position: (A) α (B) α and β (C) β (D) None of these

Last Answer : Answer : C

What are unsaturated fatty acids? -Biology

Description : What are unsaturated fatty acids? -Biology

Last Answer : answer:

What are unsaturated fatty acids ?

Description : What are unsaturated fatty acids ?

Last Answer : Lubricants that are liquid are called oils . Oil is an unsaturated fatty acid.

The fatty acids containing even number and odd number of carbon atoms as well as the unsaturated fatty acids are oxidized by (A) α-oxidation (B) β-oxidation (C) ω-oxidation (D) All of these

Description : The fatty acids containing even number and odd number of carbon atoms as well as the unsaturated fatty acids are oxidized by (A) α-oxidation (B) β-oxidation (C) ω-oxidation (D) All of these

Last Answer : Answer : B

Predominant fatty acids in meat are (A) Saturated (B) Monounsaturated (C) Polyunsaturated (D) Mono and poly-unsaturated

Description : Predominant fatty acids in meat are (A) Saturated (B) Monounsaturated (C) Polyunsaturated (D) Mono and poly-unsaturated

Last Answer : Answer : A

Eicosanoids are a group of _____ carbon unsaturated fatty acids (a) 20 (b) 10 (c) 25 (d) 35

Description : Eicosanoids are a group of _____ carbon unsaturated fatty acids (a) 20 (b) 10 (c) 25 (d) 35

Last Answer : Ans: A

When unsaturated fatty acids are oxidised, how many ATP is formed?

Description : When unsaturated fatty acids are oxidised, how many ATP is formed?

Last Answer : The energy yield is less by 2 ATP molecules per double bond, when compared to the corresponding chain length saturated fatty acid.

Name some unsaturated fatty acids.

Description : Name some unsaturated fatty acids.

Last Answer : Oleic, linoleic, linolenic and arachidonic acids.

Prostaglandins: a. contains 20 carbon atoms b. are unsaturated fatty acids containing a cyclopentane ring c. the different types of prostaglandins are classified according to the configuration of the cyclopentane ring d. all above

Description : Prostaglandins: a. contains 20 carbon atoms b. are unsaturated fatty acids containing a cyclopentane ring c. the different types of prostaglandins are classified according to the configuration of the cyclopentane ring d. all above

Last Answer : all above

Fatty acids are (a) Unsaturated dicarboxylic acids (b) Long-chain alkanoic acids (c) Aromatic carboxylic acids (d) Aromatic dicarboxylic acids

Description : Fatty acids are (a) Unsaturated dicarboxylic acids (b) Long-chain alkanoic acids (c) Aromatic carboxylic acids (d) Aromatic dicarboxylic acids

Last Answer : Long-chain alkanoic acids

Fats as compared to oils have (A) More unsaturated glycerides of fatty acids (B) Less unsaturated glycerides of fatty acids (C) Much higher reactivity to oxygen (D) Lower melting point

Description : Fats as compared to oils have (A) More unsaturated glycerides of fatty acids (B) Less unsaturated glycerides of fatty acids (C) Much higher reactivity to oxygen (D) Lower melting point

Last Answer : (B) Less unsaturated glycerides of fatty acids

Glucose will be converted into fatty acids if the diet has excess of (A) Carbohydrates (B) Proteins (C) Fat (D) Vitamins

Description : Glucose will be converted into fatty acids if the diet has excess of (A) Carbohydrates (B) Proteins (C) Fat (D) Vitamins

Last Answer : A

Which of the following statements is false regarding B cells? A- B cells can undergo class switching and produce a different antibody type B- B one marrow stem cells migrate to the thymus and develop into B cells C- B cells synthesize antibodies and put them on their cell surface D- B cells that recognize high concentrations of antigens (self) in the absence of other signals

Description : Which of the following statements is false regarding B cells? A- B cells can undergo class switching and produce a different antibody type B- B one marrow stem cells migrate to the thymus and ... D- B cells that recognize high concentrations of antigens (self) in the absence of other signals

Last Answer : B one marrow stem cells migrate to the thymus and develop into B cells

The smell of fat turned rancid is due to (A) Presence of vit E (B) Presence of quinones (C) Phenols (D) Volatile fatty acids

Description : The smell of fat turned rancid is due to (A) Presence of vit E (B) Presence of quinones (C) Phenols (D) Volatile fatty acids

Last Answer : Answer : D

The desaturation and chain elongation system of polyunsaturated fatty acids are greatly diminished in the absence of (A) Insulin (B) Glycagon (C) Epinephrine (D) Thyroxine

Description : The desaturation and chain elongation system of polyunsaturated fatty acids are greatly diminished in the absence of (A) Insulin (B) Glycagon (C) Epinephrine (D) Thyroxine

Last Answer : Answer : A

Ascorbic acid is required to synthesise all of the following except (A) Collagen (B) Bile acids (C) Bile pigments (D) Epinephrine

Description : Ascorbic acid is required to synthesise all of the following except (A) Collagen (B) Bile acids (C) Bile pigments (D) Epinephrine

Last Answer : Answer : C

What fatty acids are generally present in human fat?

Description : What fatty acids are generally present in human fat?

Last Answer : Mainly Oleic acid, then comes palmitic acid and linoleic acid.

Enzymes contain 1. Peptide bonds 2. Amino acids 3. Halogens 4. Fatty acids The correct answers are: (a) 1 and 4 (b) 1,3 and 4 (c) 1 and 2 (d) 2, 3 and 4

Description : Enzymes contain 1. Peptide bonds 2. Amino acids 3. Halogens 4. Fatty acids The correct answers are: (a) 1 and 4 (b) 1,3 and 4 (c) 1 and 2 (d) 2, 3 and 4

Last Answer : Ans:(c)

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 adipocytes as triglycerides b. Hormone-sensitive lipase is present only in adipose tissue c. Fatty acids are released into the circulation traveling freely in plasma d. Approximately 25% of total nonprotein caloric needs supplied via total parenteral nutrition should be in the form of fat

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

Pick out the correct statement. (A) A fat is converted into oil by its hydrogenation (B) There is no difference between a fat and an oil so far as its physical properties are concerned (C) All vegetable oils except coconut oil, contains fatty acids having more than sixteen carbon atoms (D) Vegetable oils are classified as drying, non-drying and semi drying oils depending upon their fatty acids content

Description : Pick out the correct statement. (A) A fat is converted into oil by its hydrogenation (B) There is no difference between a fat and an oil so far as its physical properties are ... Vegetable oils are classified as drying, non-drying and semi drying oils depending upon their fatty acids content

Last Answer : (C) All vegetable oils except coconut oil, contains fatty acids having more than sixteen carbon atoms

By consumption of milk and milk products some human beings develop intestinal gas and diarrhoea due to absence of which enzyme (a) Lactase (b) Galactase (c) Protease (d) Rennin

Description : By consumption of milk and milk products some human beings develop intestinal gas and diarrhoea due to absence of which enzyme (a) Lactase (b) Galactase (c) Protease (d) Rennin

Last Answer : (a) Lactase

A diet containing this fat is helpful in lowering the blood cholesterol level. (A) Unsaturated (B) Saturated (C) Vitamin enriched (D) Refined

Description : A diet containing this fat is helpful in lowering the blood cholesterol level. (A) Unsaturated (B) Saturated (C) Vitamin enriched (D) Refined

Last Answer : Answer : A

Fatty acids cannot be converted into carbohydrates in the body as the following reaction is not possible. (A) Conversion of glucose-6-phosphate into glucose (B) Fructose 1,6-bisphosphate to fructose-6- phosphate (C) Transformation of acetyl CoA to pyruvate (D) Formation of acetyl CoA from fatty acids

Description : Fatty acids cannot be converted into carbohydrates in the body as the following reaction is not possible. (A) Conversion of glucose-6-phosphate into glucose (B) Fructose 1,6-bisphosphate to fructose- ... (C) Transformation of acetyl CoA to pyruvate (D) Formation of acetyl CoA from fatty acids

Last Answer : C

Which of the following statements best describes the structure of waxes? (a) long-chain unsaturated carboxylic acids (b) long-chain saturated carboxylic acids (c) long-chain esters (d) short-chain esters

Description : Which of the following statements best describes the structure of waxes? (a) long-chain unsaturated carboxylic acids (b) long-chain saturated carboxylic acids (c) long-chain esters (d) short-chain esters

Last Answer : long-chain esters

Is Omega 3 one of the essential fatty acids?

Description : Is Omega 3 one of the essential fatty acids?

Last Answer : Omega 3 is one of the essential fatty acids. You can find Omega 3 in marine and plant oils.

What are good sources of essential fatty acids?

Description : What are good sources of essential fatty acids?

Last Answer : There are many great foods that are rich in essential fatty acids. These foods include fish, such as salmon, and a variety of nuts.

Which among the following fatty acids is an essential fatty acid for man? (A) Palmitic acid (B) Oleic acid (C) Linoleic acid (D) None of these

Description : Which among the following fatty acids is an essential fatty acid for man? (A) Palmitic acid (B) Oleic acid (C) Linoleic acid (D) None of these

Last Answer : Answer : C

Which of the following is not essential fatty acids? (A) Oleic acid (B) Linoleic acid (C) Arachidonic acid (D) Linolenic acid

Description : Which of the following is not essential fatty acids? (A) Oleic acid (B) Linoleic acid (C) Arachidonic acid (D) Linolenic acid

Last Answer : Answer : A

The essential fatty acids retard (A) Atherosclerosis (B) Diabetes mellitus (C) Nepritis (D) Oedema

Description : The essential fatty acids retard (A) Atherosclerosis (B) Diabetes mellitus (C) Nepritis (D) Oedema

Last Answer : Answer : A