Answer:
Many scholars believe that the collapse of the Indus Valley Civilization was caused by climate change. By 1800 BCE, the Indus Valley climate grew cooler and drier, and a tectonic event may have diverted or disrupted river systems, which were the lifelines of the Indus Valley Civilization.
Explanation:
HOPE THIS HELPS!!
Answer:
here's something to help you out After both the House and Senate have approved a bill in identical form, the bill is sent to the President. If the President approves of the legislation, it is signed and becomes law. If the President takes no action for ten days while Congress is in session, the bill automatically becomes law.
Explanation:
The arrows represent the flow of energy from matter such as planets and animals. Since energy flow in an ecosystem is in a cyclic manner the energy is neither created nor destroyed.
- As per the image, the hydrosphere, geosphere, and atmosphere along with the biosphere all are interacting with each other and are dependent on the existence of one another.
- Hence during the Precambrian peroid the flow of energy and took place lead to the formation of the biospheric ecosystem. That lead to the evolution of life on earth.
Learn more about the arrows in the diagram showing continuously.
brainly.com/question/17096125.
A mutation that happens only on one point of the gene