MTTC Certification Requirements. All candidates for a Michigan provisional teaching certificate must pass the Professional Readiness Examination before enrolling in student teaching. The Professional Readiness Examination consists of three subtests: Reading, Mathematics, and Writing.
How does Bigen Powder compare with semi-permanent colors? Bigen Powder and semi-permanent colors are crucially different with regard to lasting color. Bigen Powder lasts about 4 to 6 weeks, while semi-permanent colors last about 2 to 3 weeks, washing out gradually. All permanent hair colors, including Bigen Powder, require a preliminary skin allergy test before each use. Your body constitution and condition change every day.
Leaving color dye on your hair for longer than 45 minutes will not alter the color results, but may unnecessarily damage hair. Slight Color Change. If you are altering your current color by one or two shades (either lighter or darker), you may achieve desired results by leaving Color Charm on your hair for 30 minutes.