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Explain Modulating Process of Ageing
Despite various researches, ageing becomes an inevitable process. The only option is to have good control measures. These are highlighted herewith:
a) Nutrition: Caloric restriction retards ageing. Isn't that interesting? This is due to decrease in O2 consumption, decrease in free radicals and a decrease in peroxidation.
b) Exercise: Regular exercises increase O2 uptake capacity. It improves cardiac performance and reduces muscular-skeletal disabilities. Age-related 'Resting Metabolic Rate' (RMR) gets reduced in exercising individuals and helps to increase antioxidant reactions.
The only organism, which does not die, are the unicellular ones, they just divide as two cells. During meiosis (cell division process), recombination occurs. It replaces damaged DNA. Thus, the zygote has a perfect genome. Further life continues.
Define age related changes in Respiratory system During ageing, alveoli (present in the lungs) become flatter and shallower, alveolar ducts enlarge, walls become thinner, conta
Ask question how many years that our earth survived?#Minimum 100 words accepted#
Define age related changes in Immune mechanisms The immune competence decreases with age. This affects the cell-mediated and humoral immunity. We will learn about these aspect
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Explain Cephalic Phase or Neural Phase 45% of the total gastric secretion is discharged in this phase. The flow of juice occurs before food reaches the stomach. Sight of food,
A simple mercury barometer Seal single end of a glass tube about 80 cm in length by rotating it in a gas flame. The tube should be held as almost vertical as possible. Join a s
An experiment with a loop of thread Rinse a dinner plate methodically and then fill it with water. Make a loop with thread, open it a little and float it on the water. Touch th
what is potential energy
Explain the Maintenance of Electrolyte Balance In the process of formation of urine, the kidneys also maintain electrolyte balance. Sodium is the most important cation that exi
Explain Monocytes - Types of White Blood Cells They are motile and occasionally show phagocytic activity. They form only 5% of leukocytes, capable of providing more phagocytic
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