Carbon travels through a cycle in which it goes from the atmosphere to plants to animals. ... Carbohydrates make up a large portion of chemical compounds found in plants and animal cells. ... They are the primary product that a plant releases when photosynthesis is performed. ... They serve as a source of energy and it is an important component of the cell. ... Every cell in our body requires protein to function and structure itself. ...

• Word Count: 653
• Approx Pages: 3
• Grade Level: High School

Another term was the petiole, which is a leaf stalk that connects the leaf to the plant. ... Another pigment found in leaves and plants is carotene. ... It also functions as an accessory absorber. ... Unlike chlorophyll and carotene, anthocyanins are not attached to cell membranes, but are dissolved in the cell sap. ... The veins that carry fluids into and out of the leaf gradually close off as a layer of cells forms at the base of each leaf. ...

• Word Count: 1070
• Approx Pages: 4
• Grade Level: High School