Answer:
All organ system(s) are important for proper functioning of the organism but I think Circulatory System is the most important one...!
Explanation:
Because the organism will die without proper blood circulation...!
If the web happened to look like this one I attached then the anwser would be shrubs. If you take a look at the arrows the shrubs energy is moving to rats, insects and lizards which in turn feeds the coyotes. The starting point is shrubs and in general most food webs start with plants.
As a result of advancing biotechnology, disease may become a thing of the past.
Explanation:
Reconstruction was the period in the united states during which the Civil war took place and the laws were made to provide equity to the slaves ending slavery.
The problem arises due to the reunion of the 11 states of the South to the Union which seceded earlier. Slavery was more practised in the Southern states compared to Northern states.
The Republican party did corruption from 1869 to 1877 which allowed due to which they lost their election of 1877.
In 1877, a special electoral commission was established in favour of Hayes and Democrats took benefits of this condition.
When Hayes was selected, he withdrew the federal troops from the South which allowed the Democrats to gain their seats in South and ended Reconstruction.
