Which of the following is an embryonic connective tissue?

During an injury,the nasal septum gets damaged. Which cartilage is involved?

Which of the following tissues is more elastic?

The matrix of bone is composed of

Thousands of years old mummies are still in their condition as they were before due to the non-destruction of:

Given below is the diagrammatic sketch of a certain type of connective tissue. Identify the parts labelled $A, B, C$ and $D$ and select the right option about them.