Which of the following commonly held beliefs about single-celled organisms is,in fact,untrue according to evolutionary principles?
A) Single-celled organisms are less evolved than more complex organisms.
B) Single-celled organisms are well-adapted to their environments.
C) Single-celled organisms are less complex than multi-celled organisms.
D) Single-celled organisms are as evolved as human beings because of their ability to adjust and adapt to changing circumstances.

Question

Quizplus · Accepted Answer

Evolution does not have a linear progression towards complexity or "higher" forms of life. Single-celled organisms have evolved to fit their specific environments and are just as advanced and evolved as any other organism in their own right.

Which of the Following Commonly Held Beliefs About Single-Celled Organisms