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Give information as asked about the following mineral nutrients in plants:
a. Iron:
i. it is a constituent of-, ii. it's one typical deficiency symptom.
b. Zinc:
i. the group of enzymes it activates,
ii. it is needed for the synthesis of -.
c. Phosphorus:
i. the form in which it is absorbed from the soil,
ii. its deficiency effect on seed germination.
Nature defences against viral infections 1. Interferons - In 1957 Issue and Lindenmann discovered that vertebrate cells infected with viruses, produce a diffusible antiv
Q. What is the evolutionary importance of pteridophytes? As the first pteridophytes, tracheophytes were also the first plants to extensively colonize the terrestrial environmen
Types of individuals in Cnidaria There are two forms of individuals in Cnidaria: Polyp Medusa Polyp is tubular, the oral end being free carrying
What is the vestibular system? How does it operate? The vestibular system is the part of the ear that participates in the control and regulation of the equilibrium of the body
What are the general symptoms of brain tumors The general symptoms of brain tumors, which result from increased intracranial pressure, include headache, vomiting, swelling of t
What are the effects of protease inhibitors? In experimental animals, they have been found to be associated with growth inhibition and pancreatic hypertrophy. A negative feedb
HOW TO START.
Explain the Metabolism - Zinc? Zinc has been found to play an important biological role in our body. Zinc ions can be chelated and precipitated by a number of chelating agents
What is PCR? How does PCR works? PCR, polymerase chain reaction, is a process to synthesize many copies of exact regions of a DNA molecule known as target-regions. Its inventor
What do you mean by Post-Herbal Period ? Ans. It is difficult to draw a sharp line of demarcation between the transition period, marked by various attempts of classificati
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