Photosynthesis Paper Essay Sample

Photosynthesis Paper Essay Sample

… This paper lists the parts of a Plant Cell and describes the structure & function of each part
Parts of a Plant Cell:
1. ‘Cell Wall’
2. ‘Protoplast’: is bounded by a Cell Membrane and contains Cytoplasm, which consists of:
· Vacuoles
· Organelles (consists of Plastids, Mitochondria, Ribosomes, Golgi Apparatus & Endoplasmic Reticulum)
· Nucleus
Structure and Functions of Each Part
· Cell Wall: The Cell Wall is composed mainly of Cellulose whose molecules are joined together in fibrils as layers and contains openings to make it permeable. Most Cell Walls also contain lignins, which add rigidity, and waxes, such as cutin and suberin, which …

… , salts, and other chemicals. Its main function is the storage of waters, various chemicals and insoluble wastes. It also provides structural support for the plant by producing turgor pressure against the cell wall.
· Plastids: These are types of Organelles performing specialized functions, e.g., the chloroplast containing chlorophylls where photosynthesis is carried out; leucoplasts, involved in the synthesis of starch, oils, and proteins, and chromoplasts that manufacture carotenoids.
· Mitochondria: are composed of modified double unit membrane (protein, lipid) with the inner membrane infolded to form cristae. It is the site of cellular respiration.
· Ribosomes, Golgi Apparatus & Endoplasmic Reticulum: Ribosomes are …

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