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These are found in about 3-6 per cent of cases of ARF. These nodules are typically subcutaneous, firm, painless, freely movable (0.5-2 cm size) and their presence indicates that the patient has carditis. These should be looked on external surfaces of the joints like elbows, knees and spine. These nodules last for about 1 month.
Ask quesWhat type of antigenic agents may constitute vaccines? tion #Minimum 100 words accepted#
Ethylene - Plant Hormones Amongst hormones in both plant and animal kingdoms, ethylene, a gaseous hydrocarbon, is unique. Despite its chemical simplicity, it is a potent growt
Define Conjugation in brief. A form of sexual reproduction in ciliates (Ciliophora). During conjugation two ciliate protozoans join and macronuclei disappears. After meiotic d
Give definitions of atomic number and atomic mass and how they relate to protons, neutrons, and electrons in neutral atoms?
Q What are the two big groups into which cells are classified? Cells can be classified as prokaryotic or eukaryotic. Prokaryotic cell is that with no delimited nucleus. Eukaryo
Why can it be said that the enzymatic action is highly specific? The enzymatic action is highly specific because only exact substrates of one enzyme bind to the activation cent
how is biotechnology useful?
Define cause of vitamin a deficiency - Infections? During acute infections, vitamin A intake in preschool children is reduced due to impaired appetite and impaired vitamin A ab
In biology, Homeostasis is the ability of an open program to manage its internal environment to sustain constant circumstances through several energetic stability improvements mana
What is Radioactivity ? Radioactivity : Some isotopes, called radioisotopes, have unstable nuclei that release high energy particles or radiant energy, or both. An example
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