Chordates possess all of the following structures except a. pharyngeal pouches. b. fins. c. notochord. d. hollow nerve cord.

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 are some possible consequences of preventing prescribed burns and natural wildfires

Omar paddles a canoe downstream at a rate of 5 mi/hr. the stream is flowing at a rate of 12 mi/hr. what is the actual velocity of the canoe? a: 5 mi/hr, downstream b: 7 mi/hr, downstream c: 12 mi/hr, downstream d: 17 mi/hr, downstream