Blood is the best known as significant evidence in modern criminal justice. Blood evidence is important to an investigator because it can link a victim to a suspect (Locards Exchange Principle). Bloodstain patterns can reveal a great deal about the position and movement during the crime. Blood has managed to destroy self-defense arguments from the suspects. The fluid portion of the blood consists of plasma and serum while the non-fluid portion consists of red blood cells. Blood is composed of water
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Forensics Notes: Introduction: * Bloodstain pattern interpretation should be viewed as a forensic tool that assists in investigator of the forensic scientist to better understand what took place in what could not have taken place during a bloodshed event. * The information obtained from the interpretation of bloodstain patterns may assist in apprehending a suspect‚ corroborate a witnesses statement‚ assist and interrogating suspects‚ allow for the reconstruction of past events‚ and most
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Management in Blood Banks Harshal Lowalekar and N. Ravichandran Operations Management and Quantitative Techniques Area Indian Institute of Management Indore 18.1 What is Blood? Blood performs many important functions in the human body such as carrying oxygen and nutrients to the various cells and tissues of the body‚ waste removal‚ fighting against diseases‚ regulation of the body temperature‚ regulation of body acidity‚ etc. [1‚ 2]. Blood contains three different kinds of cells: red blood cells (RBCs)
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1. a. List four cell structures that were common to both plant and animal cells. (4 points) b. What structures were unique to plant cells? (2 points) c. What structures were unique to animal cells? (2 points)--Answer below: a. 1. Rough ER 2. Smooth ER 3. Golgi Apparatus 4. Nucleus b. 1. Chloroplast 2. Cell walls 3. Vacuole c.
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Blood Components Normally‚ 7-8% of human body weight is from blood. In adults‚ this amounts to 4.5-6 quarts of blood. This essential fluid carries out the critical functions of transporting oxygen and nutrients to our cells and getting rid of carbon dioxide‚ ammonia‚ and other waste products. In addition‚ it plays a vital role in our immune system and in maintaining a relatively constant body temperature. Blood is a highly specialized tissue composed of more than 4‚000 different kinds of
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a.1 Eukaryotic Cell vs Prokaryotic Cell All cells can be classfied into prokaryotes and eukaryotes. Prokaryotes were the only form of life on Earth for millions of years until more complicated eukaryotic cells came into being through the process of evolution. Comparison chart All attributes Differences Similarities | Eukaryotic Cell | Prokaryotic Cell | Nucleus: | Present | Absent | Number of chromosomes: | More than one | One--but not true chromosome: Plasmids | Cell Type: | Multicellular
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BLOOD 1. The important components of blood include plasma‚ erythrocytes‚ and leukocytes. Red blood cells or erythrocytes account for 45 % of the blood. Leukocytes or white blood cells‚ aid in protecting the body from disease as well as platelets. Platelets function to inhibit excessive bleeding from the body. The plasma layer is another layer that constitutes the majority of blood. 2. The Plasma is straw coloured. It has 90% water‚ 7%proteins and 3% other substances. The Plasma protects the
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Blood Composition. The following are components of blood - red blood cells‚ white blood cells‚ platelets and plasma (the liquid component). Red blood cells are the pinky white circles‚ the white blood cells are the big red blobs. Red blood cells do not have a nucleus because they do not divide and multiply Red blood cells are bi-concave‚ they are donut shaped. Red blood cells contain a pigment called haemoglobin which can react with oxygen to form the unstable compound‚ oxy-haemoglobin. Hb+4O2
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Saving a Life: Blood Donation Deana Taylor February 8‚ 2013 I. Introduction A. Attention-Getter- Merriam-Webster Dictionary defines blood as‚ “the fluid that circulates in the heart‚ arteries‚ capillaries‚ and veins of a vertebrate animal carrying nourishment and oxygen to and bringing away waste products from all parts of the body.” Blood is the essence of life itself created in our own bodies in the bone marrow. B. Blood donation is a relatively simple process that can save lives
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Blood types My team and I decided to do our poster project on blood types. With this topic‚ I will be explaining the benefits and risks of having a blood transfusion. In a situation where a person has lost lot’s of their blood because of an accident‚ has really low hemoglobin. This person would not be in a good situation because hemoglobin is the structure in the blood which carries oxygen in the arteries which will eventually go to your organs. With a blood transfusion‚ the person will receive
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