1. Cells

2. Calculating Magnification Pollen Grains Actual size 100 mm

3. Calculating Magnification The general formula for calculation magnification is: Drawing size Magnification = Actual size

4. Red Blood Cells

5. RBC Contains hemoglobin Helps in the transport of gases (oxygen and carbon dioxide) Binds to oxygen molecule in the lungs or gills and release them throughout the body Biconcave shaped (doughnut shaped) therefore can easily pass through the capillaries. This also increases surface area Absence of nucleus this provides more space and more hemoglobin can be stored.

6. Root Hair Cells

7. Root Hair Cells

8. Root Hair Cells The thin hair-like extension of each cell gives a large surface for water to enter into the root.