Question from campbell biology chapter 2:
knowing just the atomic mass of an element allows inferences about which of the following?
a) the chemical properties of the element
b) the number of protons in the element
c) the number of neutrons in the element
d) the number of protons plus neutrons in the element
e) both the number of protons and the chemical properties of the element

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

The specific heat of ice is 0.5 calories/gram°c. 20 grams of ice will require ll calories to raise the temperature 1°c. 05

If an organ has six haploid chromosomes,how many chromosomes are present. 6 12