Which one of the following is NOT a cause of acid precipitation? a. sulfur dioxide from burning coal b. nitrogen oxides from car exhaust c. destruction of the ozone layer Please select the best answer from the choices provided A B C

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

How is transcription similar to translation in terms of base pairing?

Is there any solid scientific evidence that humans have been cloned?