Using the Punnett square diagrams, explain which trait is controlled by a dominant allele and
how you determined your answer.
Answer the questions using at least two or three
complete sentences.

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

What terms describes being out of water after being submerged

In which of the following relationships is one organism always benefited while the other organism is always harmed