Question

which organism is primitive and how are they different from advance organism

Answer 1

Advanced organism or higher organism has a complex body structure and organization. For example, an Amoeba is more primitive as compared to a starfish. Amoeba has a simple body structure and primitive features as compared to a starfish. Hence, an Amoeba is considered more primitive than a starfish.

Answer 2

An advanced organisms or higher organisms has a complex body structure and organisations for example an Amoeba is more primitive as compared to a starfish . Amoeba has a simple body structure and primitive features as compared to starfish .hence Amoeba is considered move primitive than starfish.