Q.Is Something Wrong With My Basil?
I have this small basil plant that I’ve regrown from a stem and I’m letting its flowers die so that I can harvest the seeds but the flower stem is completely covered in these white spots and I dont know if this is normal or maybe some type of disease

Certified GKH Gardening Expert
The photo isn't quite clear, but it looks like aphid moltings! This article will help you to get rid of aphids:
https://www.gardeningknowhow.com/plant-problems/pests/insects/homemade-aphid-control.htm
These articles will help you to care for basil: