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Antibody is produced by
Antidote for lead poisoning is
Antigen is a substance which
Antigen is present in
Antigens A and B are absent in persons belong to blood group
Any disease which has a name with a suffix encephalitis is a disorder of _?
Approx. how many times each day, do our heart valves open & close normally
Approximate number of skeletal muscles is:
Approximately, how many minutes do we spend everyday being blind, considering the time taken for blinking?
Aquatic animal with the most developed intelligence is