div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: North Allegheny School District District Homepage · 2014 2 6 · i Sex-linked inheritance i The sex determining chromosomes are X and Y 1 XX for Female 2 XY for Male ii src=https:reader034vdocumentsusreader034viewer2022052016602f108ef276972d06511453html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 2button div class=ts-image amp-img class=ts-thumb alt=Page 2: North Allegheny School District District Homepage · 2014 2 6 · i Sex-linked inheritance i The sex determining chromosomes are X and Y 1 XX for Female 2 XY for Male ii src=https:reader034vdocumentsusreader034viewer2022052016602f108ef276972d06511453html5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 3button div class=ts-image amp-img class=ts-thumb alt=Page 3: North Allegheny School District District Homepage · 2014 2 6 · i Sex-linked inheritance i The sex determining chromosomes are X and Y 1 XX for Female 2 XY for Male ii src=https:reader034vdocumentsusreader034viewer2022052016602f108ef276972d06511453html5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 4button div class=ts-image amp-img class=ts-thumb alt=Page 4: North Allegheny School District District Homepage · 2014 2 6 · i Sex-linked inheritance i The sex determining chromosomes are X and Y 1 XX for Female 2 XY for Male ii src=https:reader034vdocumentsusreader034viewer2022052016602f108ef276972d06511453html5thumbnails4jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 5button div class=ts-image amp-img class=ts-thumb alt=Page 5: North Allegheny School District District Homepage · 2014 2 6 · i Sex-linked inheritance i The sex determining chromosomes are X and Y 1 XX for Female 2 XY for Male ii src=https:reader034vdocumentsusreader034viewer2022052016602f108ef276972d06511453html5thumbnails5jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 6button div class=ts-image amp-img class=ts-thumb alt=Page 6: North Allegheny School District District Homepage · 2014 2 6 · i Sex-linked inheritance i The sex determining chromosomes are X and Y 1 XX for Female 2 XY for Male ii src=https:reader034vdocumentsusreader034viewer2022052016602f108ef276972d06511453html5thumbnails6jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 7button div class=ts-image amp-img class=ts-thumb alt=Page 7: North Allegheny School District District Homepage · 2014 2 6 · i Sex-linked inheritance i The sex determining chromosomes are X and Y 1 XX for Female 2 XY for Male ii src=https:reader034vdocumentsusreader034viewer2022052016602f108ef276972d06511453html5thumbnails7jpg width=142 height=106 layout=responsive amp-img divdiv