Answer:
There are both natural and human sources of carbon dioxide emissions. Natural sources include decomposition, ocean release and respiration. Human sources come from activities like cement production, deforestation as well as the burning of fossil fuels like coal, oil and natural gas.
Explanation:
Explanation:
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Answer:
The correct statement is A larger brain allows humans to solve complex problems.
Explanation:
From the ancient time, the human brain has size increased three times. The most probable reason for the evolution of brains is that larger brain allows humans to handle complex problems more easily.
complex and large brains help humans to understand and store a different type of knowledge and information and aids in interacting with each other.
The current time human has a larger and complex brain in any living primates.
Thus, the correct statement is A larger brain allows humans to solve complex problems.
Answer:
Active transport proteins use adenosine triphosphate (ATP), the cell's energy storage molecule, to pump glucose into the cell, either with or against the concentration gradient.
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Answer: I believe the correct answer is choice A. The chromosomes are duplicated.