BIOC19H3 Lecture Notes - Lecture 3: Red Blood Cell, Hbb, Bone Marrow
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The first row consists of reptiles, birds and fish. The red blood cells are ovular in shape and have dark structures within them (condensed nucleus) The bottom row consists of red blood cells of cats, dogs, and humans. The red blood cells don"t contain a nucleus and is rounded structure. It has no nucleus in order to make more space to pack in protein (hemoglobin) (slide 3) Human rbc erythrocyte mature red blood cell. They have a diameter of 6 7. 5 m and they are 2. 0 m wide (thick) and they have a disk shape. Human red blood cells don"t contain organelles such as mitochondria but has plasma membrane packed with hemoglobin cytoskeleton (95%) The red blood cell is one of the smallest cells in the human body. Rbcs are very small and flexible and this is required for them to be able to pass through blood vessels (such as the capillaries)
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