Choose an animal, briefly describe it (physical description, habitat, etc.). Then, list all the organ systems of the animal. From this list, choose one organ system to describe in detail. Describe how the whole system works and functions. Include the function of every organ involved in that organ system. Use at least 500 words for your answer.

When does dna replication(make a copy of itself)?

Plz ! ive been stuck on this forever

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