Question

In case of some animal cells, cells come together to form tissues with the help of
which all the body functions are performed. Such animals show ___grade oganisation.

Answer 1

Answer:

Cell - tissue grade

Explanation:

Tissue grade is of two types : Cell-tissue grade is seen in coelenterates as there are cells not only specialised for different functions but also certain similar cells gather together to form tissue as well. Tissue - organ grade appears in flatworms (Platyhelminthes) with arrangement of tissues to form organs.