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How many crop species provide 95 percent of human food energy needs?
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How much is 3 percent of human race?
About 200,000,000.
What is the percentage of a human having two heads?
Zero percent.Zero percent.Zero percent.Zero percent.
What is the power output of the human heart?
The mechanical power of the human heart is ~1.3 watts. It takes a much higher rate of energy turnover (~13 watts) to provide this mechanical power, since the mechanical efficiency of the heart is very low (less than 10%).
Did human evolution follow a straight line path from one species to the next?
No, human evolution followe a path with many branches.
What is the cause of species disappearing almost a thousand times faster than they are forming?
human impact
What percent of the human species are female.?
half
What substances that provide the energy and raw materials the human body needs are?
Nutrients provide the energy and raw materials that the human body needs.
What happens to energy a chicken eats when the chicken is eaten by a human?
10 percent of that energy goes to the human
What does NOT provide energy for human use?
Everything can somehow provide energy, except for black holes, which only suck up energy.
What form of energy does food provide the human body?
electrical
What type of energy does food provide the human body?
The human body converts food energy into work, thermal energy or chemical energy that is stored in fatty tissue.
What is the major role of carbohydrates in the human diet is to?
The main function of carbohydrates is to provide energy? (True or False)
Substances that provide the energy and raw materials the human body needs are?
nutrients
What organ uses 25 percent of the bodys energy?
It is well established that the brain uses more energy than any other human organ, accounting for up to 20 percent of the body's energy.
Human activity uses as much energy as all of earth's other multicellular species combined?
True
What is the number one source of energy for human body?
The number one source of energy for the human body is carbohydrates, which are broken down into glucose to provide fuel for our cells. Other sources of energy include fats and proteins.
Where does most of the energy you use come from?
Energy human's get daily is derived from food. Food rich in carbohydrates provide more energy to sustain humans each day.
