biochem

which of the following is an example to a disaccharide?

• glucose

• sucrose

• fructose

• glycogen

in molisch test what is used to cause dehydration of carbohydrates?

• copper sulphate

• iodine solution

• sulphuric acid

• copper acetate

iodine test detects the presence of ____.

• monosaccharides

• disaccharides

• polysaccharides

• all of them

which test should be done at room temp and in acidic medium

• barfoed

• benedict

• iodine

• seliwanoff

monosaccharides are

• reducing sugar

• non reducing sugar

in benedict test, Reducing sugars are oxidized by the copper ion to form ____.

• aldehyde

• carboxylic acid

• keton

• copper acetate

ketose is more rapidly dehydrates than aldose in seliwanoffs test

• true

• false

What is the main job of an enzyme?

• To sit around and look cool

• To make your breakfast

• To confuse students in biochemistry exams

• To speed up chemical reactions

What is the function of bile salts in the digestive system?

• Neutralizing stomach acid

• Breaking down carbohydrates

• Emulsifying fats for digestion

• Activating pancreatic enzymes

in iodine absorption test, if the color changed to clear, it means the lipid is ___-

• saturated

• unsaturated