Q. Identify the correct pair.
Proteins Functions
a Collagen Hormone
b Antibody Fights infectious agents
c Insulin Intercellular ground substance
d Trypsin Enables glucose transport in cell

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Solution:

Option (b) contains the correct match. Rest of the matches are incorrect and can be corrected as
Proteins Functions
Collagen Intercellular ground substance
Trypsin Enzyme
Insulin Hormone