In which of the following connective tissues, the cells secrete fibres of collagen or elastin? Choose the most appropriate answer from the options given below :
- B, C, D and E only
- A, B, C and E only
- B, C and D only
- A, C and D only
Answer
(2) A, B, C and E only
Solution
In all connective tissues except blood, the cells secrete fibres of structural proteins called collagen or elastin.
Blood is a fluid connective tissue without such fibres.
So the fibres are secreted in cartilage, bone, adipose tissue and areolar tissue: A, B, C and E.
Answer: (2)