Year: 2024
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Understanding Natural and Artificial Cloning in Plants
Asexual reproduction is a form of cloning and it results in offspring produced by mitosis known as clones. Clones are usually genetically identical to both the parent organism and to each other. Natural cloning Vegetative propagation, or natural cloning, occurs in many species of flowering plants. A structure forms which develops into a fully differentiated…
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Genetic Engineering, Gene Technology and Ethics
DNA sequencing and proteomics provide us with a detailed understanding of an organism’s genetic instructions. Advances in these technologies and molecular biotechnology techniques mean it is now possible to manipulate an organism’s genome to achieve a desired outcome. This manipulation of the genome is called genetic engineering. The basic principles of genetic engineering involve isolating…
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Skin Cancers and Other Sun-Related Skin Growths
Skin Cancers and Other Sun-Related Skin Growths Skin cancer Skin cancer is caused by the damage to the DNA that we have been discussing. The cells begin dividing unevenly and rapidly, but the genetic material in the DNA is damaged by the sun. This rapid dividing of the cells may take the form of small…
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Skin Aging Causes, Prevention and Management
Skin Aging Causes, Prevention and Management What are the causes of skin aging? Here we discuss several factors that influence aging. Gravity is certainly a factor. The gravity of the earth constantly pulls on our bodies, including the facial skin. This gravity is one factor that causes skin and muscle to sag. Lack of oestrogen…
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The Modern Science of Old Age Skin Treatment
The Modern Science of Old Age Skin Treatment Only in the past few years have researchers understood more about photo damage and discovered methods of effective treatment for photoaging. Although prevention and daily use of broad-spectrum sunscreens are still the best treatment, aestheticians now have at their disposal new and promising techniques and ingredients to…
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The Basic Treatment Techniques of Sun-Damaged Skin
The Basic Treatment Techniques of Sun-Damaged Skin The Basics of Treating Sun-Damaged Skin Sun exposure must be carefully avoided, especially during the hours between 10 a.m. and 3 p.m. An SPF 15 (or higher) broad-spectrum sunscreen should be worn on a daily basis, and incorporated into a day cream or fluid. An 8 to 10…
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Symptom And Treatment Guide for Specific Photoaging Conditions
Symptom And Treatment Guide for Specific Photoaging Conditions The following is a quick reference guide to examples of which treatments and products are more appropriate for specific photoaging symptoms. Each client’s skin, of course, is different and may require a combination of the products and treatment modalities. Wrinkles, Rough Textures Alpha hydroxy acid in the…
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Common Reactions, Rashes, And Irritations
Sensitive Skin, Allergies, and Irritants, we discuss common allergies that the aesthetician sees routinely. Dermatitis means inflammation of the skin. It is a descriptive term used to describe many different types of skin inflammation and irritation. Dermatitis is an irritation rather than a disease. It is generally not caused by pathological organisms, such as infections…
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