A Georgia teacher has been accused of committing child sex crimes against six teenagers, according to multiple reports.Maris Nichols — a 25-year-old biology teacher at Alexander High School in Douglas County — was arrested May 8.'The alleged behavior is unacceptable and violates the professional standards all employees are required to uphold.'WSB-TV reported that Nichols was charged last week with multiple counts of child molestation, improper s…