Living in a natural area can be impractical, so we have created where we can enjoy the natural environment.
a. zoos
b. nature preserves
c. community parks
d. all of the above

Why aren't the stains like crystal violet and safranin washed away with water during simple staining?

What is the inability of an individual or a society to achieve a minimum standard of living known as ?

Antoine manages a number of apartment buildings that use natural gas for heating, cooking, and laundry. the scatter plot shows the correlation between the outside air temperature and antoine's natural gas bill. which type of correlation does the plot illustrate?