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Determine the Role as antioxidant?
Some carotenoids, in addition to serving as a source of vitamin A, have been shown lo function as antioxidants. Studies show that lycopene. (The pigment which gives tomatoes the red colour) is a scavenger of singlet-oxygen, offering powerful antioxidant activity. Antioxidants protect our cells against the effects of free radicals, which you may recall reading in the Nutritional Bio chemistry Course, are potentially damaging compounds produced as by-products of metabolism, as well as, through exposure to toxins and pollutants (e.g. smoking).
Free radicals, as you may be aware, can cause cell damage that may contribute to the development of cardiovascular disease and cancers. Thus, vitamin A and related nutrients may collectively be important in protecting against conditions related to oxidative stress, such as aging, air pollution, arthritis, cancer cardiovascular disease. Cataracts, diabetes mellitus and infection. However, this role has not been consistently demonstrated in humans.
Sucrose, or table sugar, can react with water to produce two other compounds, glucose and fructose. Though, when you add sugar to a glass of water, this reaction proceeds ext
Energy Energy: Fever is characterized by elevation of BMR, thus caloric requirements are increased.. The increase in caloric needs is dependent on severity of infection
Explain the History of Nutrition? Knowledge of human nutritional needs and relationship between diet and health was placed on a modern scientific footing only since the 19th ce
Describe about the therapies of illicit drugs do to the brain Despite recent availability of new therapies for addiction, only a small proportion of people who need treatment
Describe what would happen if people lost all of their mitochondria and explain why it would happen.
State Diploblastic in brief. Organisms formed from only two primitive cell layers- ectoderm and endoderm. Though there may be some type of a matrix between two cell layers, gen
Pollen Tube Structure The pollen tube in the stigma is filled with cytoplasm containing numerous mitochondria and dictyosomes. The number of dictyosome cisternae is reduced i
Overall senescence - Senescence Only the parts above the ground level i.e. The aerial parts die whereas the underground parts survive For example, potato.
Metabolic Reactions in the HMP Pathway The hexose monophosphate pathway is responsible for the generation of a substantialfraction of the cytoplasmic NADPH required for bios
explain spermatogenesis
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