Biology 4, 5, 7

Which of these ISN'T a polysaccharide?

• starch

• glucose

• glycogen

• cellulose

Which of these elements is an element found in proteins but not carbohydrates or lipids?

• Hydrogen

• Oxygen

• Nitrogen

• Sodium

What are the small molecules linked together to form a protein molecule?

Which is the reagent that is used to test for reducing sugars?

• Iodine solution

• DCPIP solution

• Ethanol

• Benedict's solution

What substance does the emulsion test detect?

• Fats

• Proteins

• Sugars

• Carbohydrates

Which of these ISN'T a carbohydrate?

• glucose

• haemoglobin

• starch

• cellulose

Which bases in DNA are always linked?

• C and G

  T and A

• X and Y

  Y and X

• C and A

  G and T

• X and X

  Y and Y

What do we call biological catalysts?

Which of these terms defines the deactivation of an enzyme because of high temperature or pH?

• substration

• production

• denaturing

• active site

What would the substrate of a protease enzyme be?

• Glucose

• Protein

• Carbohydrates

• Fats