Answer:
Plant cell walls are primarily made of cellulose, which is the most abundant macromolecule on Earth. Cellulose fibers are long, linear polymers of hundreds of glucose molecules.
Explanation:
Extinction happens when there is a major climate change, then some species are unable to adapt to those changes, so they become extinct. Extinction basically occurs when species are unable to adapt quickly enough to the environment
Answer:
C.) use a systematic method to name, organize, and show relationships among species.
Explanation:
Solution: C. Increased use of surrounding land
Upward urban growth will increase pollution as the number of people will increase. The increase in population and obstruction of free movement of air because of upward urban growth will result in a "heat island". Since the number of inhabitants is going to increase with upward urban growth, waste management will also become an issue.
Answer:
The correct answer is "The emergence of a larger middle class in the North".
Explanation:
The missing options of this question are:
A) The emergence of a larger middle class in the North
B) A decline in economic inequality in urban areas
C) An increased demand for agricultural workers in the Midwest
D) The improvement of working conditions in factories
The correct answer is "The emergence of a larger middle class in the North"
The period of 1800 to 1848 is characterized by being of economical growth due to the rise in manufacturing technology. Result of this economical growth, many families improve their economical conditions and by 1848 a larger middle class emerged in the North. However, eventually a laboring poor population started to growth as well.
