Correct option:(1)Carbon atom arranged in four inter-locking rings
Solution:
Steroids are characterised by carbon atom arranged in four inter-locking rings.
Steroids are characterised by _____ in their structure (1) Carbon atom arranged in four inter-locking rings (2) Magnesium atom arranged in the centre of tetrapyrole (3) Two, six – carbon rings (4) Skeletal heterocyclic ring of hydrocarbons