Which statement correctly explains why hair appears the way it does
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INTEGUMENT, Although IT IS A COVER, IS BY NO MEANS SIMPLE, AND SOME OF ITS FUNCTIONS INCLUDE? ANTIGENIC INVADERS ARE Absorbed AND Exposed TO THE IMMUNE SYSTEM BY RESIDENT MACROPHANGE LIKE CELLS. (A)
WHEN KERATINOCYTES? MELANOCYTES AND KERATINOCYTES WORK TOGETHER IN PROTECTING THE SKIN FROM UV DAMAGE FORM A UV BLOCKING PIGMENT LAYER BY ACCUMULATING MELANIN GRANULES ON THEIR SUPERFICIAL Part (B)
THE EPIDERMIS IS MADE UP OF 5 LAYERS OF CELLS, EACH OF WHICH HAS A SPECIFIC ROLE TO PLAY IN SKIN HEALTH, WELL-BEING, AND FUNCTIONING. WHAT LAYER IS IN Control OF CELL DIVISION AND REPLACEMENT? BASALE STRATUM (B)
THE EPIDERMIS AND THE INTEGUMENTARY SYSTEM ARE PROTECTED BY CELLS THAT ARISE FROM BONE MARROW AND MIGRATE THERE. WHICH OF THE FOLLOWING CELLS HAS THIS RESPONSIBILITY? EPIDERMAL DENDRITIC CELLS ARE MACROPHANGES (B)
WATER LOSS Via THE EPIDERMIS May BE A SEVERE HEALTH AND WELL-BEING THREATENER. WHICH OF THESE PROTECTS US FROM EXTREME WATER LOSS THROUGH THE SKIN? GRANULES OF THE STRATUM GRANULOSUM, A GLYCOLIPID SECRETED INTO EXTRACELLULAR SPACES LAMELLATED GRANULES OF THE STRATUM GRANULOSUM CELLS (B)
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The dynamic mixture of interacting components within a living being determines its characteristics. Proteins are responsible for a lot of the chemical work within cells, so they play a major role in deciding what those characteristics are. However, since certain proteins owe their life to DNA (deoxyribonucleic acid), we must look for the response there.
Starting with the simplest building blocks of DNA is the simplest way to understand how it is structured. DNA is made up of four different sugars that interact in specific ways with one another. Adenine (A), thymine (T), cytosine (C), and guanine (G) are the four sugars that make up nucleotide bases (G). Consider these four pillars to be letters in a letter alphabet, the alphabet of life!
We can make a small piece of DNA or a very short word by connecting these nucleotides into a series, such as GATCATCCG. A much longer piece of DNA can thus be compared to a series of words strung together to form a sentence, or gene, that describes how to construct a protein. A longer piece of DNA may also contain details about when the protein should be produced. A cell’s entire genome includes enough words and sentences to act as a master summary or model for a human being (or an animal, a plant, or a microorganism).
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Melanoma, a form of skin cancer that starts in melanocytes, is related to certain variations in the MC1R gene. The capacity of the melanocortin 1 receptor to induce eumelanin development in melanocytes is reduced as a result of these differences, resulting in fair skin. Since eumelanin usually protects skin from the harmful effects of UV radiation, skin that lacks this pigment is more susceptible to sun damage. UV exposure from the sun causes skin damage, which is a significant risk factor for melanoma. Other variations in the MC1R gene have been linked to an increased risk of melanoma in the absence of UV-induced skin damage, according to research. Melanomas can develop in people with dark or light skin in these circumstances. These cancers are often linked to mutations in other melanoma-related genes, such as the BRAF and CDKN2A genes. Researchers are trying to figure out why there’s such a complicated connection between MC1R variations, other genetic and environmental factors, and the risk of melanoma.
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• 30 g seeds or nuts Carefully select carbohydrates, proteins, and fats. If you chose to adopt a low-carbohydrate diet, keep in mind that you may need some carbohydrates in your diet for food and fat metabolism. Choose unrefined or unprocessed carbohydrate-rich foods (such as wholegrains and fruit) over refined and energy-dense types (such as cakes, sweets and soft drinks). Consume a variety of vegetables on a regular basis. Choose from a wide range of protein-rich foods that are also low in saturated fat, such as: You may also choose plant-based protein-rich foods, such as: Plant-based unsaturated fats (such as olive, canola, peanut, or soy oil) are preferable to animal-based unsaturated fats (butter or meat fat). Where can I get assistance?
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