Dna is produced in the mitochondria. genetic material that directs the cell. responsible for directing the activities of the cell. only found in single cell organisms.

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

Milk production during breastfeeding is increased by the suckling of a newborn from his mother's nipple. this type of feedback mechanism best describes a positive or negative

The cretaceous period spanned the time interval between and 65 million years ago. 250 million 144 million 75 million 200 million