How many ribs are present in the human body ?

Give one example of an organism which digest food through intracellular digestion ?

Which is the outermost layer of the skin ?

Which ribs are called as floating ribs ?

Sternum is also known as

The arectorpili is the ___________ type of muscle,necessary to move the hair.

How many bones are present in human body ?

Which vitamin is synthesized in the skin ?

Skin is the example of ____________ organ.

Which is middle layer of the skin ?