Btec Pharmacy Level 4

272 Words2 Pages
Describe the structure of human cells (200 words) (P1) The structure of a human cell A. The nucleus Pore is a channel in the nucleus envelope. They control the transportation of molecules between the nucleus and the cytoplasm and allow necessary proteins to enter from the cytoplasm. B. The mitochondria release energy from cells. C. The nucleolus is the control centre of the cells. D. Lysosomes contain digestive enzymes and aid in the renewal of the cell. E. The Golgi complex collect, process and sort molecules including proteins. F. The plasma membrane controls the movement of substances in and out of the cell. G. The role of the Smooth Endoplasmic Reticulum is to detoxify the organ or cell. H. Chromatin (DNA) is formed when hereditary material and protein combine. They then condense and from chromosomes for cell division. I. The nucleus envelope separates the nucleus from the rest of the cell; within the wall of the envelope is where nucleus pores are found. J. Ribosomes are attached to the surface of the rough endoplasmic reticulum and direct the assembly of proteins that are then modified within the network of membranes within the rough endoplasmic reticulum. K. The Rough Endoplasmic Reticulum provides a large surface area for chemical reactions to take place within the cell. Describe the main types of human tissue, Describe the function of the main human tissue types (600 words) (P2/3) * Epithelial tissue protect the tissues that lie beneath it. * Connective tissue supports body organs * Muscular tissue allows for movement of the body and its organs. * Nervous tissue is the basis of the major controlling system of the
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