... In a conventional gas or electric oven, infrared waves pour off the hot elements or burners and are converted to heat when they strike air inside and the food. Microwaves and infrared rays are related in that both are forms of electromagnetic energy. Both consist of electric and magnetic fields that ... cooks the food. Since microwaves agitate only water molecules, they pass through all other molecules and penetrate deep into the chicken. They reach right inside the food. Ordinary ovens, by contrast, fail to have the same penetrating power because their infrared waves agitate all molecul...

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... scientist have tried gene therapy on a four year old girl , which was the first human trail approved in the United State. Gene Therapy is the process of replacing a defective gene inside a patient's DNA with a working gene that will produce the correct gene products. But in order to carry a working gene to replace a defective gene is that it must be safe and ... place and the receptor should now be switched on and the cell begins sucking the virus inside , in a process called endocytosis. The fifth thing that happens is that the virus capsule breaks apart inside the cell and, with most ...

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... the non polar, hydrophobic (water repelling) layer sandwiched in between the hydrophilic heads. This layer is known as the lipid bilayer. This water repellent layer acts as a barrier between the inside and outside of the cell, making it highly impermeable and preventing most molecules from passing freely into or out of the cell. Within the phospholipid bilayer are various types of ... will move across the membrane to restore the balance. An isotonic environment is where a cell neither gains nor loses water via osmosis as the level of solutes is equal both inside and outside the cell. A ...

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• Has Bibliography
• Grade Level: Undergraduate

... is separated by Z-discs. Two Z-discs bound a sarcomere in the direction of stretching. Thin filaments made of actin are attached to each of these discs and extent toward each other inside the sarcomere. There is a dark band visible between the Z-discs. This is made up of the thick myosin filaments, which overlap partially with the actin filaments, which extend into a light ... - (1). For the first time, scientists have seen what it takes to move the long stretches of DNA through the enzyme factories that translate the genetics into made of RNA: a muscle inside the nucleus of the cell. Th...

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... "sheds its skin" a remarkable thing happens. The skin contracts to a capsule-like form and becomes rigid and hardened. It is not actually shed, but remains covering the newly-molted insect inside. You can see that the puparial skin is the same as old maggot skin because it retains the outlines of the spiracles and other sclerotized parts of that stage. For ... three slits visible in the posterior spiracles of the maggot (to see the resemblence compare this photo with the photo on the right preceding it). The living insect that is inside the puparium is pale white, cannot move or feed, a...

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... heated amino acids without water and formed long protein chains. As water was added and the mixture cooled down, small microspheres were formed. These seemed to Hill 4 accumulate certain compounds inside them. They also attracted lipids and formed a lipid-protein layer around them. If you have taken biology, you know that lipids are an important part of cells (Biology book). Assuming ... 's cell surface membrane in the process of endocytosis, which is made easy by the absence of a cell wall in the bacterium. The aerobic prokaryote wasn't digested but continued to function inside the othe...

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... second step in the scientific method. The hypothesis was that the bonds between the bases were A-T and C-G which were held by hydrogen bonds and the backbone of the molecules was inside. (Watson, 1968) Rosalind Franklin, disproved this observation, saying that "The water content was wrong. It was not four molecules per lattice, but eight per nucleotide."(Children of Prometheus) Franklin also ... went onto say "The structure had three chains coiled with the backbones inside, very tight in the bases pointing outwards."(Judson 1986). After this error result Watson and Crick began another e...

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... this, scientist studied the characteristics of organisms for the next one hundred years following Mendel's discoveries. These early studies concluded that each organism has two sets of character determinants, genes. Inside every person is Deoxyribonucleic acid or more commonly known as DNA. DNA exists as two long, fine strands of DNA spiraling into the famous figure of the double helix. The ... cells, except the red blood cells. In each nucleus, there are forty-six molecules of coiled, double stranded DNA. Each one of these molecules is housed in a structure called a chromosome. Inside ...

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... "sheds its skin" a remarkable thing happens. The skin contracts to a capsule-like form and becomes rigid and hardened. It is not actually shed, but remains covering the newly-molted insect inside. You can see that the puparial skin is the same as old maggot skin because it retains the outlines of the spiracles and other sclerotized parts of that stage. For ... three slits visible in the posterior spiracles of the maggot (to see the resemblence compare this photo with the photo on the right preceding it). The living insect that is inside the puparium is pale white, cannot move or feed, a...

• Word Count: 2083
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... . If the virus has an envelope, its glycoprotein spikes allow the virus to adhere to plasma membrane receptors. Then the capsid and viral genome penetrate a host cell. After reaching the inside of the cell the virus is uncoated as the capsid is removed. The viral genome, either DNA or RNA, is now free of its coverings and biosynthesis proceeds. The other ... circular chromosome of bacteria consists only of double-stranded DNA. Bacteria reproduce asexually by means of binary fission. First, the chromosome duplicates; then there are two chromosomes attached to the inside of the plasma memb...

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• Grade Level: Undergraduate

... now drastically cut down the toxic waste generated by disposed batteries, since our batteries last 10 times longer than the current generation of lithium-ion batteries." The chemical reactions inside the Graphene battery are amplified to regenerate at incredible speeds. Because the key ingredient, titanium dioxide, is both abundant and environmentally safe, the Graphene battery suitably replaces the inferior, modern ... ...

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... apply them to a balloon-shaped scaffold made partly of collagen, the protein found in cartilage. Muscle cells go on the outside, urothelium cells (which line the urinary tract) on the inside. "It's like baking a layer cake, " says Anthony Atala of the Wake Forest Institute for Regenerative Medicine in Winston-Salem, North Carolina. "You're layering the cells one layer at a time ... ...

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... diagnosis and even the curing of genetic diseases such as diabetes and heart disease. A method called gene therapy is being developed by where a solution is injected into the patient; once inside, the solution alters the area of the DNA where the disease is and fixes the problem. Diabetes is a disease in which the cells cannot accept sugars from the blood without ... ...

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... . In the case of an infertile father, scientists take an egg from the mother, remove its nucleus, then take a cell from the father, remove its nucleus, and place the nucleus inside the empty egg (Kolate 242). That cell then acts as a reproductive cell. Next, they then place the egg in the mothers' womb to impregnate. "Mark Sayer, an infertility expert at ... ...

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... forensic analysis as well as in personality profiling. Graphology claims that our handwriting is a type of mental photograph. It is the written evidence of the activity that is going on inside of you. The next time you write out a letter or an essay, you might do well to consider just what you are really saying. There may have been something to ... ...

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... and Leyden 1). Remarkably, DNA from a saliva sample on an envelope matched that of one of the World Trade Center bombers. This evidence was available because of the buccal cells from inside the cheek, rich in DNA, which are deposited with saliva and can be extracted from stamps, dishes, or the lips (Schefter 8). DNA evidence has also freed the innocent after years ... ...

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... to a new , unfamiliar type of family relationship. We have no idea what it would be like to grow up as the child of a parent who seems to know you from inside. Some psychological characteristics may be biologically based and the parent will know in advance what crises a cloned teenager will go through and how he or she will respond. It may ... ...

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... to a new , unfamiliar type of family relationship. We have no idea what it would be like to grow up as the child of a parent who seems to know you from inside. Some psychological characteristics may be biologically based and the parent will know in advance what crises a cloned teenager will go through and how he or she will respond. It may ... ...

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... which sequences are kept or lost and can only choose offspring with the desired outer characteristics. In genetic engineering, the process is similar except that instead of the phenomenon occurring inside the cell it takes place in the laboratory. However, whereas the classical breeder cannot read the "language" of those 1.7 million pages of code sequences, the lab scientist can. In contrast ... ...

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... of Gattaca that was invalid so straight away Vincent was the only and main suspect. When he takes Irene out to a restaurant, the police block all the exits and everyone inside has to have a test taken on them for the murder. Vincent along Irene try to get out but there was a detective standing at the door. He quickly bashes the detective ... ...

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... occur. These gaps in the DNA strand can't be repaired, the information is lost forever. Reason number 2 is we must extract the DNA from the amber. If the DNA is inside of an insect, there would be the huge problem of getting insect DNA mixed with dino DNA. We would be lucky to get a few pieces of intact DNA out, certainly ... ...

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... to techniques used to alter or combine genes in a organism. Cells of all living organisms contain genes. Genes contain instructions for making cells and for the work that goes on inside them. The complete set of genes for a human is called the human genome. It is similar to a book of instructions written in an unknown language. Science needs to at least ... ...

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... the article " I am a clone" it said that although you may be exact twin of the person you were derived from does not actually mean that you are like that person inside out. According to the clone Victor Mckusick, a clone changes depending on the environment it is brought up in. He gives us an example of his twin whom identical to him ... ...

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... promises to be a failure, as animals are being constantly exploited. In conclusion, xenotransplants are unsafe, unreliable and pose many ethical issues. The fear is that a virus that might be carried inside animal tissues that will turn out to be very dangerous to people. These viruses can mutate when they cross species barriers. An agent that's not dangerous to an animal may ... ...

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... surgeries will no longer cause immune disease since no foreign materials will be put into people's bodies. Cloning technology could improve people's health. The average person has eight defective genes inside their body. These genes permit us to become sick when we would otherwise remain healthy. Human cloning could rid us of our suffering since the defective genes could be replaced ... ...

• Word Count: 1583
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• Has Bibliography
• Grade Level: High School