In what ways do you think Democrats are ignorant and bigoted, in general. I don't mean a few people. Obviously there are ignorant and bigoted people everywhere.
It's hard for me to see Democrats being as bad as Republicans in this regard given that Republicans are far and away more likely to think climate change isn't real, humans have no effect on it, evolution isn't real, and sex ed = abstinence.
The one where I can see there being an equal number of ignorant people is the anti-vaccine movement. There are crazy Democrat hippies who are against vaccines. There are also probably more on the left who are anti chloride and believe things like this: