Answer:
Mechanical
:
Support. Bones provide a framework for the attachment of muscles and other tissues.
Movement. Bones enable body movements by acting as levers and points of attachment for muscles.
Protective
:
Bones such as the skull and rib cage protect vital organs from injury. Bones also protect the marrow.
Metabolic
:
Mineral storage. Bones serve as a reservoir for calcium and phosphorus, essential minerals for various cellular activities throughout the body.
Blood cell production. The production of blood cells, or hematopoiesis, occurs in the red marrow found within the cavities of certain bones.
Energy storage. Lipids (fats) stored in adipose cells of the yellow marrow serve as an energy reservoir.
Explanation:
The current president of India is Pranab Mukherjee, a Bengali politician from the Indian National Congress. He came to this office in 2012.
William Lloyd Garrison, Theodore Weld, Fredrick Douglass, Sojourner Truth, Benjamin Franklin and Benjamin Rush.
Explanation:
- Abolitionists - militant opponents of 19th-century slavery in the US, also associated with European fighters against slavery.
- The abolition of slavery became a major cause of conflict between the North and the South, and it, including each state's right to decide whether to allow slavery, eventually led to the American Civil War (1861-1865).
- The first organized effort to oppose slavery occurred in 1775 when Benjamin Franklin and Dr. Benjamin Rush proved that slavery was contrary to the ideals of the Declaration of Independence and brought together the first anti-segregation group in Philadelphia.
- The founders included Thomas Payne and Alexander Hamilton.
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Answer:
B. are more common in natural systems altered by human actions
Explanation:
Positive feedback loops: The term "positive feedback loops" is referred to as a phenomenon that is responsible for amplifying or enhancing changes and therefore due to this, a system moves away from the state of equilibrium state to make it unstable on a large scale.
In the question above, positive feedback loops are considered more common in the natural systems that are being altered by human actions.
Example:
1. When an employee models good behavior.
2. When a colleague meets or exceeds goals.
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