True or false for both

chromosomes, which carry genes, are found in the nucleus of the cell

both animal and plant cells have a cell wall

Models are non-visual ways of coummincating how someone thinks about something in the natural world

The negative change found inside the plasma membrane is created by potassium ions sodium ions hydrogen ions chlorine ions

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