CELL MICROSCOPE INVESTIGATION

• Objective:– To learn characteristics of all cells– To identify cell parts– To compare and contrast various cell types-

• Plant and animal cells

– To develop microscope skills

Elodea Plant

- A water plant

400X

High Power

40X

Scanner

100X

Diameter = 8 cells

Of F.o.V.

Field Of

View= 1.5 mm

400X

Diameter = 2 cells

= 0.375 mm

1000X

1000X

Parts of cell are---

“organelles”

NucleusNucleolus

SPIROGYRA - algae

Tree leaf cross section

Tomato

Your turn!1. Create a wet mount slide of onion skin

– Stain w/ Lugol’s iodine– Examine – Draw and Label

2. Create a slide of cheek cells– Stain w/ methyl blue – Examine – Draw and Label

Drawings must be neat, use colored pencils, accurate in size and scale

100X

Cytoplasmic streaming or cylosis

E. Coli bacteria cell

Nerve cells =

Neurons

Amoeba proteus