Question: Which of the following is not an essential amino acid?
A Valine
B Lysine
C Histidine
D Glycine
Answer: Glycine
| Aspect
|
Essential Amino Acids |
Non-Essential Amino Acids |
|
Introduction |
· Cannot synthesize by the body.
· They must be obtained through the diet. |
· Body can synthesize on its own.
· They are not required to be obtained through the diet. |
| Total no. of amino acids |
9 |
11 |
|
Examples
|
· Leucine
· Isoleucine
· Valine
· Histidine
· Lysine
· Methionine
· Phenylalanine
· Threonine
· Tryptophan |
· Glycine
· Alanine
· Arginine
· Asparagine
· Aspartic acid
· Cysteine
· Glutamic acid
· Glutamine
· Proline
· Serine
· Tyrosine |
|
Food sources |
· Beef
· Poultry
· Fish
· Soybeans
· Almonds
· Eggs
· Dairy
· Lentils
· Nuts
|
· Meat
· Poultry
· Fish
· Nuts
· Asparagus
· Potatoes
· Legumes |
|
Function |
· These are building blocks of proteins
· These amino acids also support the process of body growth.
· They also help to repair body tissues.
|
· These are also building blocks of proteins
· Involved in various metabolic processes |
| Deficiency symptoms |
· Poor coordination
· Muscle weakness
· Difficulty in coordination
· Anemia
· Poor joint health
|
· There is rare chance of deficiency as can be synthesized by the body |
