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Amino Acids and Proteins Quiz

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Questions and Answers

What is the primary function of the R-group in an amino acid?

It determines the essentiality of the amino acid

It determines the peptide bonds between amino acids

It determines the chemical nature of the amino acid (correct)

It determines the solubility of the amino acid in water

Which of the following amino acids are classified as conditional?

Alanine, arginine, asparagine

Aspartic acid, glutamic acid, glutamine

Arginine, cysteine, glutamine, tyrosine, glycine, ornithine, proline and serine (correct)

Glycine, proline, serine, tyrosine

What is the recommended daily allowance of essential amino acids per 2.2 pounds of body weight?

1 gram

The recommended daily allowance varies for each amino acid (correct)

2 grams

There is no recommended daily allowance for essential amino acids

What is the primary reason why animal proteins are considered the best sources of amino acids?

They are easily absorbed and used by the body Signup and view all the answers

What is the term for foods that contain all nine essential amino acids?

Complete proteins Signup and view all the answers

What is the purpose of consuming a balanced diet in terms of amino acids?

To get a balance of amino acids throughout the day Signup and view all the answers

How many amino acids are considered essential for the body?

9 Signup and view all the answers

Where can essential amino acids be found?

Beef, eggs, and dairy Signup and view all the answers

Why are amino acids considered the building blocks of proteins?

Because they are small molecules that link together to form proteins Signup and view all the answers

What do proteins in the body consist of?

Long chains of amino acids Signup and view all the answers

Why must essential amino acids be obtained from food?

Because the body cannot produce them Signup and view all the answers

How can amino acids be compared to alphabet letters?

Both combine in different ways to create meaningful outcomes Signup and view all the answers