The energy-rich compound needed by organism is : Carbohydrates
Carbohydrates consist of the combination of the existing Carbon, Hydrogen, and Oxygen alone.
For human, The source of carbohydrates could be found in almost every food, but the huge amount could be found in rice, potato, corn, cassava, oatmeal, etc
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Because it codes for specific proteins and contains the genetic instructions needed in order for an organism to survive, develop and reproduce
<span>The downward force acting on an object in free fall is the force of "GRAVITY"
And please try to put your questions in right subject section.
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