CAIE A-Level Biology AS 2.3.5 Fibrous Proteins Questions
Practise Cambridge AS Biology by identifying fibrous proteins through insolubility and structural roles, using collagen and elastin examples.
- Syllabus
- 2028–2030
- Course
- Biology 9700
- Level
- AS
Exam points
- Identify collagen as a fibrous, insoluble protein when comparing it with haemoglobin.
- Distinguish structural function from protein composition in a collagen–cellulose Venn diagram.
- Name collagen or elastin as a structural protein found in connective tissue.
CAIE A-Level Biology AS 2.3.5 Fibrous Proteins Questions question 1
[Maximum number: 1]
The table shows some features of collagen and haemoglobin.
Which row is collagen?
type of protein
number of polypeptides
solubility in water
fibrous
three
insoluble
fibrous
four
soluble
globular
three
insoluble
globular
four
soluble
A
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