Many scientists suggest that billions of years ago,
life on earth began with
(1) simple, single-celled organisms
(2) simple, multicellular organisms
(3) complex, single-celled organisms
(4) complex, multicellular organisms

Which of the following is a true statement? question 8 options: populations can't evolve, only individual organisms. individuals have adaptations that can change over time. individuals have traits that may or may not make them successful at reproduction. individuals evolve to have adaptations.