Protein

What are essential amino acids?

• The amino acids which can synthesis by our body and don’t need to obtain from diet.

• The amino acids which cannot synthesis by our body and need to obtain from diet.

What are isoleucine, leucine and lysine?

• Essential amino acids

• Non essential amino acids

• Essential fatty acids

• Non essential fatty acids

In the digestion of protein, what is the function of hydrochloric acid in stomach?

• To activate trypsin

• To deactivate pepsin

• To denature proteins

• To activate pepsin

Which of the following foods provide the highest quality protein?

• Eggs

• Beans

• Orange

• Broccoli

Which part of the chemical structure differentiates one amino acid from another?

• Its amino group

• Its acid group

• Hydrogen atom

• Its side chain

What determines whether an amino acid must be consumed in the diet?

• Protein

• Essential & non essential

• Side chains

• Shape

How does denaturation affect the function of protein?

• Cause proteins to breakdown

• Cause proteins to deactivate

• Cause proteins to grow rapidly

• Cause proteins to unfold and lose its functional shape

Why do children with marasmus appear more skinny and weaker than those with kwashiorkor?

• Children with marasmus lack of carbohydrate, protein and fat.

• Children with marasmus lack of protein only.

• Children with kwashiorkor lack of carbohydrate, protein and fat.

• Children with kwashiorkor lack of carbohydrate and fat only.

In which part of our body, digestion of protein begins?

• Mouth

• Stomach

• Small intestine

• Large intestine

What are the pro-enzymes of protein found in small intestine?

• Trypsinogen and chymotrypsinogen

• Trypsin and chymotrypsin

• Pepsinogen

• Pepsin