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Enzymes are proteins that are catalysts of chemical reactions. From Chemistry, it is called that catalysts are non-consumable substances that decrease the activation energy essential for a chemical reaction to occur.
Enzymes are highly particular to the reactions they catalyze. They are of essential importance for life because most part of chemical reaction of the cells and tissues are catalyzed by enzymes. Without enzymatic action, those reactions would not happen or would not happen in the needed speed for the biological processes in which they participate.
Explain Human Development? Human development begins with fertilization, and continues throughout life. Fertilization occurs when two sex cells, a sperm cell and an egg cell, jo
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How can the age of a tree be estimated from the analysis of the rings present on a cross section of its stem? For the growth of the tree it is essential to have formation of ne
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A red blood cell has an internal salt concentration of 150mM. The cell is placed in a beaker of 500mM salt. (a) Assuming that the cell membrane is permeable to water but not to
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Q. Write the definition of communication? Communication is "a process of transmitting ideas, information, attitudes (images which we have formulated for ourselves) by the use o
In 1954, Public Health Service organized an experiment in that nearly 2 million children in grades 1, 2 and 3 participated. Experiment was to test a vaccine. Name the disease c
Explain the working of Skeletal Muscle? Skeletal muscle is under voluntary control and is responsible for voluntary movements of body parts. Skeletal muscle is also called stri
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