Inicieu la sessió
WAEC - Biology (2010 - No. 27)
In testing for starch in a leaf, the leaf is first boiled in water for about a minute so that the
cell walls are hardened
cells are killed
chlorophyll is dissolved out
iodine will penetrate
Comentaris (0)
Inicieu sessió per comentar
Anunci
Permet que javascript carregui correctament aquesta pàgina
