Steamships
a. improved domestic transportation where large waterways were available.
b. decreased the time needed to cross both the Atlantic and Pacific Oceans.
c. resulted in canal building to connect major waterways.
d. decreased transportation costs.
e. All of these
Question 2
The reaction of the middle and upper classes to the plight of the poor was to
a. demand labor protection laws from the government.
b. serve as volunteers to aid the sick and destitute.
c. blame them for their own fate.
d. demand child labor laws.
e. encourage the workers to rebel against factory owners.
Mutualisms, such as those that occur among plants and pollinators, generally involve large numbers o
A Need for Improved Water-Use Efficiency in Plants
Several species of squirrels have melanistic phases. In large parts of United States and Canada, the
Lung cancer. Photograph of part of a lung removed after death. The yellow area is a large tumor and
Erythrocytes contain large amounts of the oxygen-transporting protein
The large intestine.