Question

Which organisms are called primitive and hower
are they different from the so called advanced
organisms?
​

Answer 1

Explanation:

Primitive organisms are those which have ancient body designs and have not changed much. They have simpler body design and are also called lower organisms. On the other land, the organisms that have acquired more complex structure and body design relatively recently are called advanced organisms.

Answer 2

Answer:

any organism not more advanced is called primitive organism so they different from advanced organism