Study the timeline. Based on the timeline, about how many years ago could the oldest mammalian organism have lived?

5 million years
200 million years
1.5 billion years
4.5 billion years

Describe how an electric generator works

1. emigration the movement of people from one place to another 2. immigration a situation in which resources are being used up at a faster rate than they can be replenished 3. migration the leaving of one's homeland to settle in a new place 4. overpopulation the movement of people to a new country 5. sustainable development a situation in which the birth rate is not sufficient to replace the existing population 6. underpopulation the ability to meet current needs without reducing the ability to meet future needs 7. unsustainable development the increase in the population of a city 8. urbanization a situation in which the number of people exceeds the available natural resources in an area

Which statement describe events that occur during interphase?