Filamentous green alga of freshwater with chloroplasts – Mould from bread with mycelium and spoor – Sunflower root t.s. – Privet, t.s. of leaf (Ligustrum) with palisade and spongy parenchyma – Tulip, t.s. of ovary with ovules – Paramecium ciliates – Earthworm t.s. through midbody – House fly, wing w.m. – Frog, blood smear – Chick, skin of a bird l.s. with feathers.