[1][2][3] Teixeira attended the University of Toronto where she studied History and International Relations, receiving her Bachelor Degree in 1974.

[citation needed] Teixeira started her political career as the People's Progressive Party Secretary in 1976.

[4] During that period she was the Women's Progressive Organization's personal secretary to President Cheddi Jagan.

After a long tenure as MP, she was appointed senior minister of health for the Guyanese government.

[6][7] On August 5, 2020 she was appointed minister of parliamentary affairs and governance by President Irfaan Ali.