NEET BIOLOGY

CELL STRUCTURES AND FUNCTION

BIO MOLECULES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which group of organic compounds contains fatty acids?
A
carbohydrates
B
lipids
C
nucleic acids
D
proteins
Explanation: 

Detailed explanation-1: -Lipids include steroids (the material of which many hormones are composed), waxes, and fats. Fat molecules are composed of a glycerol molecule and one, two, or three molecules of fatty acids (see Figure 2-3).

Detailed explanation-2: -Lipids. Lipids are organic compounds that contain mainly carbon, hydrogen, and oxygen. They include substances such as fats and oils. Lipid molecules consist of fatty acids, with or without additional molecules.

Detailed explanation-3: -Phospholipids contain glycerol, fatty acids, phosphate, and, with such exceptions as phosphatidylglycerol and phosphatidylinositol, a nitrogenous component. Lecithin, for example, is made up of glycerol, two fatty acids (one saturated, usually), phosphate, and choline.

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