BBC11 个月
Investigating cells with a light microscope
To use a light microscope to examine animal or plant cells ... a detailed image of a part of the slide. It is usually drawn to show a single cell, eg of a single cheek cell or onion cell.
BBC4 年
Investigating cells with a light microscope
To use a light microscope to examine animal or plant cells ... a detailed image of a part of the slide. It is usually drawn to show a single cell, eg of a single cheek cell or onion cell.