Which organisms are called primitive and how are they different from the so-called advanced organisms?
Pawan Prajapati , 4 Years ago
Grade 12
9 grade science> Which organisms are called primitive and ...
1 AnswersHarshit Singh
Last Activity: 4 Years ago
Dear Student
Organisms with simple cellular stracture and no division of labour are called primitive. Advanced organisms, like mammals have millions of cells and there are system for different biological functions.
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