IQWST LS2: Activity 1.1 Cheek and Skin Cells

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12 questions
Note from the author:
IQWST Life Science 2 (7th grade), biology form and function
1

How are the cheek and skin samples similar?

1

What do you think the things from the inside of your mouth are?

1

Do you think you could find the same kind of thing in other parts of your body? Why?

1

Slide 2 (Skin) Draw what you see using each of the objectives on your microscope. Be sure to label the power of the objective you are using under each drawing.

1

Slide 2 (Skin) Draw what you see using each of the objectives on your microscope. Be sure to label the power of the objective you are using under each drawing.

1

How are these two kinds of samples different?

1

Do you think there are cells in other places in your body? Why?

1

Why are there similarities between cells from different areas?

1

Why are there differences between cells from different areas?

1

For yogurt: Begin with the lowest power on your microscope and then increase the magnification. Describe what you see when looking at the yogurt under high power. These bacteria are rod-shaped and are not arranged in an even pattern like the skin or cheek cells.

1

Yogurt Slide: Draw what you see using each of the objectives on your microscope. Be sure to label the power of the objective you are using under each drawing.

1

Based on your observations, do you think what you saw in the yogurt were cells? Why?