Question

how aristotle know the which organism have red blood cells and which not? ​

Answer 1

Answer:

Aristotle developed the first system of classification of animals. He based his classification system off of observations of animals, and used physical characteristics to divide animals into two groups, and then into five genera per group, and then into species within each genus.

Hope it helped you....

Answer 2

Explanation:

Here is the answer to your query:-

ANAIMA is the group which does not have RBCs.

Hope it helps you...

plz mark as brainliest.