Which of the following is essential for the synthesis of thyroxin?
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A change in which no new substances are formed is called _____________.
Why is Carbon Monoxide a pollutant ?
The ozone layer is mainly found in the lower portion of the _______.
Two vectors are said to be equal if
__________ is a telecommunications network or computer network that extends over a large geographical distance.
According to the Hornbostel–Sachs system of Indian Musical Instruments, Ghungroo can be classified as
Who is the author of "Life of Pi"?