Protein

Macromolecules

Protein

Poll

What is your favorite protein

Multiple Choice

What are the functions of proteins

• build muscle

• Multipurpose molecules

• build brain matter

• build strength

Multiple Choice

Which element is NEVER a part of a protein?

• S

• N

• O

• K

Multiple Choice

Which functional role do proteins NOT fill?

• Enzymes

• Structure

• Contractions

• Conjunctions

Multiple Choice

Polymers of protein are called

• polyproteins

• amino acids

• proteins

• polypeptides

Multiple Select

Amino Acids structure include which of the following

• central carbon

• R group

• amino group

• carboxyl group

Multiple Select

Choose the disulfide bridge

• H-S-S-H

• H-S-H-S

• S-H-H-S

• S-H-S-H

Poll

My favorite essential Amino Acid is

• Tryptophan

• Asparagine

Multiple Choice

The R group for Alanine contains

• NH₃⁺

• CH₄

• CH₃

• H-C

Multiple Choice

There are how many essential amino acids

• 20

• 50

• thousands

• 20⁵⁰

Multiple Choice

Amino acids form what kind of bond to form proteins?

• hydrogen

• covalent

• ionic

• peptide

Multiple Choice

When two amino acids undergo dehydration synthesis a polypeptide is formed resulting in what bond?

• COOH

• C-H

• NH₂

• C=H

Multiple Choice

Protein function depends on

• structure

• name

• color

• location

Multiple Choice

Choose the most correct statement:

• A slight change in the sequence of amino acid can affect a protein's structure but its function will remain stable.

• A slight change in the sequence of amino acid can not affect a protein's structure but its function will change.

• A slight change in the sequence of amino acid can not affect a protein's structure or its function.

• A slight change in the sequence of amino acid can affect a protein's structure and its function .

Multiple Choice

Sickle Cell Anemia is the result of

• a single change in amino acids that results in a change to red blood cells

• a series of changes in amino acids that results in a change to red blood cells

• a change in structure that does not cause a change in red blood cell function

• a single change in amino acids that results in no change to red blood cells

Multiple Choice

A distinguishing feature of the Secondary structure of protein is

• There is widespread folding along the polypeptide

• There is localized folding along short sections of polypeptide

• Reactions between adjacent amino acids is stopped

• The folds can be attributed to C=C double bonds.

Multiple Choice

The tertiary structure of protein is NOT

• determined by interactions between R groups

• anchored by disulfide brides

• composed of a group of three monomers

• widespread, or whole molecule, folding

Multiple Select

A disulfide bridge

• provides cross links between sulfers in amino acids

• are indicated by H-S-S-H

• are indicated by H-S-H-S

• S-H-H-S

Multiple Choice

The quaternary structure of protein is

• a single polypeptide chain with many folds, creating a 3 dimensional shape

• noted by its hydrophilic interactions

• very limited with regards to its structure and function and is only found in the bloodstream

• noted by its hydrophobic interactions

Open Ended

Compare the secondary structure of protein with the tertiary structure of protein.