16.8k views
3 votes
Who was the scientist who first proposed that all single-celled organisms should be put into their own kingdom?

Anton van Leeuwenhoek

Charles Darwin

Carolus Linnaeus

Ernst Haeckel

1 Answer

0 votes
Ernst Haeckel (1866) created a third kingdom for all single-celled organisms.
User Dalton Pereira
by
8.0k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.