Which of the following is essential for the synthesis of thyroxin?
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Name the gas used in preparation of bleaching powder
Which one of the following nonmetals shows allotropy in the liquid state?
Which one of the following is a good electrical conductor?
Name the reddish brown gas evolved when Lead Nitrate is heated strongly.
The connective tissue that connects a muscle to a bone is
Pepsin is an enzyme that digests ______.
Which leader of British Labour Party was recently elected the first Muslim Mayor of London?