Onion Root Tip

Look for: Cell wall, nucleus, cytoplasm, chromosomes

Mitochondria Cells

Be able to identify that the cells with brown stains are filled with mitochondria (brown specks).

ID: Cell membrane, nucleus, cytoplasm, and mitochondria

Spirogyra

Also (not seen well at this magnification level) remember the chloroplast structures
 

Cheek cells - wet mount slide

Look for: Cell membrane, cytoplasm, nucleus