Amino Acids and Their Properties

Amino Acids and Their Properties

Assessment

Interactive Video

Biology

10th - 12th Grade

Hard

Created by

Patricia Brown

FREE Resource

The video tutorial covers the naming conventions of amino acids, focusing on the significance of R groups in determining their unique chemical properties. It categorizes amino acids into five major classes: non-polar, aromatic, polar uncharged, positively charged, and negatively charged. Each class is discussed in terms of its structural characteristics and chemical behavior, including their roles in protein structures and interactions. The tutorial also highlights the importance of understanding these structures for better comprehension of protein functionality.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the significance of the Greek letter designation in amino acid side chains?

It determines the solubility of the amino acid.

It indicates the sequence of carbon atoms in the side chain.

It helps in identifying the type of amino acid.

It shows the charge of the amino acid.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is NOT a major class of amino acid R groups?

Polar charged

Hydrophilic

Non-polar aliphatic

Aromatic

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which amino acid is an exception due to its cyclic structure?

Valine

Alanine

Proline

Glycine

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a unique property of aromatic amino acids?

They are found only in the interior of proteins.

They are all positively charged.

They have strong UV absorbance.

They are all hydrophobic.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which amino acid is known for its strong fluorescence?

Tryptophan

Histidine

Tyrosine

Phenylalanine

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the role of polar uncharged amino acids in proteins?

They are involved in hydrogen bonding interactions.

They are always found in the interior of proteins.

They impart UV absorbance.

They form disulfide bonds.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which amino acid has a guanidinium group in its structure?

Lysine

Histidine

Arginine

Glutamine

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