What is the role of collagen in the skin?
Strength
Extracellular space
Hooves
Tendons
Which amino acid is found in collagen but not in most proteins?
Glycine
Proline
Hydroxyproline
Valine
What is the precursor of collagen?
Profilaments
Procollagen
Hydroxyproline
Proline
Which type of collagen is the most abundant in the human body?
Type 2
Type 1
Type 3
Type 4
What is the main component of collagen?
Glycine
Amino-acids
Proline
Hydroxyproline
What is the standard length of tropocollagen?
300 nm
400 nm
150 nm
100 nm
Which of the following does not contain collagen fiber?
Bone
Extracellular space
Hooves
Blood
How many types of collagen are there in the body?
28
32
45
15
Are the chains of collagen held together by H-bonds?
Yes
No
Which type of bonds are present in collagen?
Carbon-bonding
Hydrogen bonding
Nitrogen bonding
Oxygen bonding
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