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1.1.1 Blood

(a) Blood Samples
Sterile equipment and disposable gloves are used. Skin is swabbed with alcohol.
Tourniquet is put on upper arm to make the veins stand out more. The needle is inserted
into a vein and blood is slowly drawn. Place a swab over wound as soon as…

Page 2

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Cytoskeleton provide stability to the cell.
Nucleus controls cell functions.
Nucleolus is a concentrated part of the nucleus.

(g) Magnification
Magnification = size of structure in picture
real size of the structure

(h) Fluid Mosaic Model

(i) Membranes
The cell surface membrane separates the cell from its environment. Membranes are…


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