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Search results 891 - 900 of 1458 matching essays
- 891: E.r., The Golgi Body And
- ... called because its cytoplasmic face is dotted with ribosomes, and smooth ER (SER), which is devoid of ribosomes. The RER is more extensive than SER and acts as a protein producer and storage vessel. Amino acid chains, freshly synthesised by the ribosomes, slide through tiny holes in its membrane into the cisternae, where they remain until they are sent elsewhere in the cytoplasm, or to the cell edge where they are ...
- 892: Drinking Water Contamination
- ... in tap water usually originates between the water main in the street and the household plumbing. Adding lime or other corrosion inhibitors at the treatment plant can sometimes solve the problem because it can reduce acid in water, build a limestone precipitate that coats the pipes, and reduce leaching of lead from lead pipes and solder. The best first step to avoiding exposure to lead in drinking water is to have ...
- 893: Dna And Forensics
- ... persons body, and can not be replicated. It is unique to every person, but all blood relatives have similar qualities that make them identifiable. (Joe Mickel and John F. Fischer, 1998) DNA stands for deoxyribonucleic acid, and it basically looks like a twisted ladder, or a double helix with rungs or base pairs. Guanine (G), Adenine (A), Thymine (T), and Cytosine (C) are the four bases that make up the base ...
- 894: Dna 4
- The molecule responsible for the transformation of characteristics form one generation to the next is called DNA. The genetic material, located in the chromosomes is a combination of acid and histones. DNA is made up of units called nucleotides. Nucleotides are made up of 3 components, a five carbon sugar (deoxyribose), a phosphate group, and a nitrogenous base. This base can be either adenine ...
- 895: Diabetes
- ... risk. Another more expensive test can be done for children who have siblings with type 1 diabetes. This test measures antibodies to insulin, to islet cells in the pancreas, or to an enzyme called glutamic acid decarboxylase. High levels can indicate that a child has a higher risk of developing type 1 diabetes. Type 2 diabetes runs in families. In part, this tendency is due to children learning bad habits eating ...
- 896: Depression 4
- ... in response to stress. In addition, an underactive or overactive thyroid gland can lead to depression. A variety of medical conditions can cause depression. These include dietary deficiences in vitamin B6, vitamin B12, and folic acid (seeVitamin); degenerative neurological disorders, such as Alzheimers disease and Huntingtons disease (seeChorea); strokes in the frontal part of the brain; and certain viral infections, such as hepatitis and mononucleosis. Certain medications, such as ...
- 897: Cannabis Sativa
- ... realize want marijuana can be used for besides getting high. "one acre of hemp will produce as much paper as four acres of trees" (Hill 2), growing hemp all over the world would save the rain forests. The hemp seed is natures perfect food, the oil from the hemp seeds has the highest percentage of a essential fatty acids and the lowest percentage of saturated fats. Marijuana as a medicine is ...
- 898: Creatine 3
- ... to cells. This extra volume in the cell signals a reactor within the cell and protein synthesis kicks in. This extra volume and extra work for protein synthesis creates more energy. Creatine is an amino acid made in your liver and stored in your muscles.4 In the diet it is found in milk, steak, and some fish. Although scientists have known about it for about 160 years, studies on it ...
- 899: Caffeine
- ... Unfortunately, caffeine has undesirable effects. A mug of coffee can increase urination as much as 30 percent for up to three hours. Large fluid losses on a hot day can lead to dehydration. Increased stomach acid can aggravate ulcers or hightail hernia, and cause nausea, vomiting and diarrhea. Caffeine can cause an accelerated and irregular heartbeat. Where caffeine lifts your spirits, when it wears off there can be bouts of depression ...
- 900: Compatisome Of Upper And Lower Rock Shores Pools
- ... body of water changes temperature quickly. Temperature also changes due to flooding by waves of different temperatures; 2. Salinity- this increase due to evaporation and decreases if the pool is diluted by freshwater e.g. rain. Salinity also changes like temperature, through flooding by the sea. 3. Oxygen- this decreases with increased temperature and can also come in short supply if the pool is crowded (more of a problem at night ...
Search results 891 - 900 of 1458 matching essays
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