)Birchas HaShachar may be recited while sitting. The Siddur Yaa’vetz brings a custom to stand though, and this seems to be the prevalent Minhag amongst Ashkenazic Jews.
2) Women are obligated in all the Brachos of Birchas HaShachar. The only difference: women should recite “SheAsani K’Retzono- Hashem created me according to his will” instead of “SheLo Asani Isha- Hashem did not create me as a woman (who is obligated in less Mitzvos than a man) ,which men say.(The Chida and others bring a Sephardic custom for women to say “Shelo Asani Goya” rather than the masculine “goy” andShelo Asani Shifcha”( female maidservant) rather than “Eved” (male slave). However, most Poskim say that this change should not be made and women should say the same nusach as men as the collective goy includes women as does the collective Eved .)