Introduction of lipids

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Questions and Answers

Lipids are heterogeneous group of compound related to _________, ____, _____, ______, and other related substances

Fatty acids, fats, oils, waxes

The term lipid was first used by German biochemist "_____ " in ____

Bloor 1943

Lipids derived from the Greek word lipos means _____

fat

______ are insoluble in water and soluble in organic solvent.

<p>Lipids</p> Signup and view all the answers

List the four organic solvent :

<p>Benzene, ether, chloroform and acetone</p> Signup and view all the answers

They yield fatty acids upon ________ which are utilized by living organisms.

<p>hydrolysis</p> Signup and view all the answers

Lipids is not a polymer as like carbohydrates and proteins.

<p>True (A)</p> Signup and view all the answers

The lipids are macromolecules and major component of the diet because of their high energy value.

<p>True (A)</p> Signup and view all the answers

Stores the energy on the fat

<p>True (A)</p> Signup and view all the answers

The fats or lipids are defined as the ester of glycerol (alcohols) and fatty acids or __________

<p>Triglycerides</p> Signup and view all the answers

The basic components of all lipids is ________

<p>Fatty acid</p> Signup and view all the answers

Lipids it is found in most of the ______ and _______.

<p>Plants and animal</p> Signup and view all the answers

In plants, lipids are mainly occur in _______ and ______

<p>Seeds and fruits</p> Signup and view all the answers

In animal, lipids are found in _________, _________, and _________

<p>Adipose tissue, bone marrow, and nerve tissue.</p> Signup and view all the answers

__________ are the ester of glycerol and fatty acids

<p>Triglycerides</p> Signup and view all the answers

Glycerol is the _________ of triglycerides and a water-soluble alcohol.

<p>Backbone</p> Signup and view all the answers

________ are chains of carbon atoms with a methyl (-CH3 ) group at one end and a carboxylic acid (-COOH ) group at the other.

<p>Fatty acids</p> Signup and view all the answers

________ are found in lipids molecule may be saturated. These Commonly include glycerol, cholesterol, and higher alcohol.

<p>Alcohols</p> Signup and view all the answers

In the structure of _______the carbon atom are denoted as 1, 2, 3 from any end (ex. CH2 - OH )

<p>Glycerol</p> Signup and view all the answers

_________ are long chain organic acids having 4 to 30 carbon atoms.

<p>Fatty acids</p> Signup and view all the answers

_________ they have a single carboxyl group and long non polar hydrocarbon tail which provide to most lipid their hydrophobic and oily nature.

<p>Fatty acids</p> Signup and view all the answers

Saturated, Unsaturated, Hydroxy, and cyclic fatty acids

<p>Types of fatty acids</p> Signup and view all the answers

Having a single bond

<p>Saturated fatty acids</p> Signup and view all the answers

Having double bond

<p>Unsaturated fatty acids</p> Signup and view all the answers

Having ring structure

<p>Cyclic fatty acids</p> Signup and view all the answers

Having hydroxyl group

<p>Hydroxy fatty acids</p> Signup and view all the answers

General formula of saturated fatty acids ___________________

<p>CnH2n+1- COOH</p> Signup and view all the answers

Unhealthy

<p>Saturated fatty acids</p> Signup and view all the answers

Healthy

<p>Unsaturated fatty acids</p> Signup and view all the answers

Types of saturated fatty acids

<p>Straight and branched chain fatty acids</p> Signup and view all the answers

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