Question
Biology Question on Kingdom Animalia
What happens if bone of frog is kept in dilute hydrochloric acid?
A
will become flexible
B
will turn black
C
will break into pieces
D
will shrink.
Answer
will become flexible
Explanation
Solution
Main component of bone is collagen which is a complex combination of amino acids. When frog's bone is treated with HC1, these compounds are broken down and the bone becomes flexible.