What are genes and why are medical researchers always trying to find out more about them? Genes are part of the centre (that is, the nucleus) of every living cell: in the form of DNA (deoxyribonucidic acid), this biological genetic material determines the characteristics (features) of every living thing-every plant a l and human being on Earth Medical geneticists are scientists that study DNA and genes for many puposes (1) to learn how living things such as parasites, viruses, and bacteria cause illness, (2) to find the gene or combination of genes that cause certain discases to pass from parents to their children, (3) to prevent correct (repair) birth defects, (4) to change gene structure to improve health and increase the length of human life (longevity), and (5) to change the biological characteristics of animals and rates in ways that are beneficial to society. Another use of genetic technology that some scientists support is changing the genes of the food farmers grow Genetic engineers claim that these differences in DNA structure will increase food production, prevent damage from insects, and improve world health, in contrast, others oppose the use of genetic engineering not only in plants but also n animals and humans. In a small-town farm narket hundreds of elderly people drink a glass of sour dark chery juice every day. These happy senior citizens, some of thet over the age of 90 claim that the natral fruit juice curcs or at least decreases the pain of their arthritis, a disease of the joints of the aging body It is a folk remedy, not a proven medical therapy. Nevertheless, science is beginning to figure out why sour cherry juice night work to improve the health of patients with arthritis: The secret is in the substance that gives the cherries their duk red color. It belongs to a classification of natural tuitrients tat color bluebemies, strawberries, pltuns, and other fruits and vegetables too. Moreover, these coloring substances may help to prevent serious health disorders like heart disease and cancer. In other words, vitamins and fibre are not the only reasons to eat fruits and vegetables. To take advantage of natural whole foods," advise nutritionists and health researchers, "think variety and color. B
Many specialists have their own theories about illness and health. As an example, a California physiologist (someone who studies biology) has written books with the titles The Cure for All Diseases and The Cure for All Cancers She says there are only two causes of disease: (1) pollution of the environment and (2) parasites (harmful plants and animals that feed on living things) inside the human body. To prevent or cure the illnesses that these parasitic bacteria and viruses cause, she offers (tries to sell) two kinds of health products on the Internet and in other places: electronic machines and herbal medicines. The scientist claims that two beneficial effects of these items in humans and animals are (1) to clean out the body freeing it of parasites and (2) to rebuild new healthy living cells. According to her theories, people will feel better and live longer as a result. In addition, other medical experts recommend kinds of natural, nontraditional, or non-Western remedies for modern health disorders such as heart disease, cancer, asthma. On the subject of physical health and medical research, there are thousands of amazing
websites where people can get infomation. However, when does the amount of available information affect its validity and health benefits? The Internet is greatly influencing people's attitudes about their own health care probably, this worldwide cultural trend improves global health Because computer users can look up almost any topic of interest to them, they become their own researchers. In the busy modem world doctors do not always take the time to explain illnesses and possible remedies to their patients, even they only tell the problems of their patients and that's it. For this reason, many hopeful people take advantage of Internet resources to find the facts they need for good medical decisions. But are the beliefs of experts always completely accurate or real? Are they helpful to everyone that needs advice on a specific medical condition The health products ar books that seem the most wonderful are often the most fraudulent - that is, dishonest or false. Do sick or womed people expect too much when they look for clear and easy answers to difficult health questions or problems on the computer? solution to do: what is the overall idea of this whole paragraph.
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Answer:
according to the law of conservation of Mass ,. mass can neither be created nor destroyed in an chemical reaction.
Explanation:
according to the law of conservation of Mass ,. mass can neither be created nor destroyed in an chemical reaction.
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