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Explain brownian movement
When you view a sol through an ultra microscope, you will observe that colloidal particles appear to be in a state of rapid and irregular motion called the brownian movement. You may recall reading about the Brownian movement earlier under the properties of colloids. The movement is caused by the constant bombardment of the dispersed particles by the molecules of the dispersion medium. The smaller the size of the colloidal particles, the more vigorous is its Brownian motion.
What is the problem that the theory of evolution and its rival theories try to solve? The problem that the theory of evolution, or simply evolution, and its rival theories try
Q. Function of Adenosine in consciousness? The adenosine plays a major role in inducing sleep. Injections of adenosine promote sleep and decrease wakefulness. Conversely, adeno
Explain about the Iron - Micro Minerals? Iron was a familiar metal even in the ancient civilization. In India, iron implements made their appearance in between 1300-1000 BC and
is the leukamia dangerous
In this section, we shall discuss a classic example of natulal selection in action. In the preceding unit, it was stated that natural selection always aims at eliminating alleles,
VENOU S SYSTEM It is collecting system formed by the uniting branches as smaller and then larger veins and venacava leading to the heart. Blood from anterior part of the
Q. What do you understand by Hiatus Hernia? Several long/short term complications may arise due to GERD which may in turn increase the frequency or severity of this disease. On
Problems of Osmoregulation The water, some inorganic salts, nutrient molecules are some of the important components of the body fluids. It is essential for the animals to main
Define Types of Quantitative Analyses in Nutritional Biochemistry? Methods of quantitative analysis broadly there are two types of quantitative analyses: (a) Gravimetric,
What is the basic need for bone grafting The basic need for bone grafting includes situations like: 1. Implant site development- when the quantity of bone is deficient to s
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