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IQWST LS2: Activity 1.1 Cheek and Skin Cells

Last updated over 3 years ago

12 Nsɛmmisa

Hyɛ no nsow a efi ɔkyerɛwfo no hɔ:

IQWST Life Science 2 (7th grade), biology form and function

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Asemmisa {{asɛmmisaAhyɛnsode}}

1.

How are the cheek and skin samples similar?

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2.

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

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3.

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

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4.

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.

Asemmisa {{asɛmmisaAhyɛnsode}}

5.

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.

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6.

How are these two kinds of samples different?

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7.

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

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8.

Why are there similarities between cells from different areas?

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9.

Why are there differences between cells from different areas?

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10.

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.

Asemmisa {{asɛmmisaAhyɛnsode}}

11.

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.

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12.

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