The intercellular substance found in connective tissue is

The camel's hump is made up of:

Which of the following type of tissue is being described by the given statements?
$(i)$ They are named because of their special function of linking and supporting other tissues/organs of the body.
$(ii)$ They include cartilage,bone,adipose and blood.
$(iii)$ They provide strength,elasticity and flexibility to the tissue.
$(iv)$ They also secrete modified polysaccharides,which accumulate between cells and fibres and act as matrix.

What do mast cells secrete during an injury?

What is the layer that connects the skin to the underlying muscles made of?

Blubber of whale is an example of