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Unformatted text preview: somewhere in your body. -Platelets (thrombocytes) help blood to clot by forming a platelet plug , blood clots (through coagulation factors), or other blood clotting mechanisms. There are approximately 150,000 to 400,000 platelets in each microliter of blood (average is 250,000). Blood Clotting-Blood Clot Formation (blood cells, platelets, fibrin clot) Plasma-Plasma is a clear, yellowish fluid (the color of straw). Plasma can sometimes appear milky after a very fatty meal or when people have a high level of lipids in their blood. -Plasma is 90-percent water. The rest is protein. Blood Chemistry-Hemoglobin (basic unit in red blood cells) is a protein containing heme groups. Proteins are amino acids linked together (peptide bond) to form long chains. Proteins-In proteins, amino acids are linked by amide groups called the peptide bond;...
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- Spring '08
- Nucleus, Platelet, blood clotting, –An RBC