Hemoglobin and oxygen transport
Answer the questions below which link the structures to their functions.
Epithelial cells and secretory cells o the digestive system.
Hemoglobin is a protein found in erythrocytes to carry
oxygen. What type of protein structure does it have?
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Why is iron important in the structure of
haemoglobin?
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Why are erythrocytes an exception to cell theory?
How does this help them to carry oxygen?
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Identify the two types of pneumocytes, capillary
endothelium cells and blood cells in the diagram.
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Identify the two types of pneumocytes, capillary
endothelium cells and blood cells in the diagram.
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© David Faure, InThinking www.thinkib.net/biology
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