Biology Chapter 7's Experiment...

By : Chua Guey Herng

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By : Chua Guey Herng

Chloroform been pour on the cotton wool and put into the container to kill the frog!

The dead frog is placed on the dissecting tray then its limb is pinned.

The vertical incision on the skin is make along the center of the frog by using scalpel.

The frog's skin been separate from the muscles by using scalpel then the flaps of skin is pinned on the dissecting tray.

The organs of the frog.

The student is trying to locate the lungs of the frog.

The frog's chest bones.

The backbones of the frog can be seen after the organs is removed. This also shows that frog is vertebrates.