If earth rotated on an axis that was not tilted, how would this affect the seasons?

If Earth rotated on an axis that was not tilted, then what would happen to the seasons?
The answer is that there would be no seasons. The tilt is what causes the seasons.

Yes he thought they should be left to chance why, because he thought that was the best thing to do

This bacteria must be very strong as it has a large amount on antibiotic targeting it. this bacteria could be one of many different types and it is very hard to tell which one with out more information.