What are character traits that people work toward, in order to become better human beings?

Which statement is true about the cell theory? a) it is well-supported by evidence. b) it is unchangeable and permanent.

Sarah and john are having a discussion on genetic diversity. sarah believes that it happen over a long period of time. john it happens immediately. who is correct? a. sarah is correct because genetic diversity occurs over a long period of time. b. john is correct because genetic diversity occurs immediately. c. both are correct because genetic variation can occur or long period of time. d. neither are correct because genetic diversity occurs over any period of time

The term facultative anaerobe refers to an organism that