1. A stem cell in an animal divides by mitosis.
Which statement is true about the two daughter
cells?
A. They each have identical functions.
B. They each have the same DNA sequences.
C. They are the same size and shape as their paren
cell.
D. They each have half as many chromosomes as
their parent cell.

2. what process do mrna and trna work together to complete? (3 points)

When is your respiration rate likely to change? a. when your intestines are digesting b. when your cells have too much glucose c. when your cells need more oxygen d. when your liver is working after a meal

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