Proteins from amino acids Flashcards

1
Q

What is a molecule consisting of two amino acids joined by a peptide bond called?

A

Dipeptide

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What is a polypeptide?

A

More than two amino acids joined together by peptide bonds to form a chain

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What is a protein?

A

One or more polypeptide chains

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What kind of reaction is the formation of a peptide bond?

A

Condensation (a molecule of water is lost)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Where in a cell are polypeptides and proteins made?

A

On ribosomes.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

What is the messenger molecule that takes the information from the DNA to the nucleus to the ribosomes for protein synthesis?

A

mRNA (messenger RNA)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

What is the primary structure of a protein?

A

The sequence of amino acids in the polypeptide chain(s)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

What kind of enzymes catalyse the breaking of peptide bonds, and so teh breakdown of proteins?

A

Protease enzymes.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly