Feature

●This allows students to more intuitively compare the differences in the physiological characteristics of the mollusk door and other animal doors.
●The model is suitable for use in secondary school biology teaching, and teaches the visual aids used in the construction of the animals door ring.
●The model is made of fiberglass and strong plastic, which is light, medium-solid and non-deformable.
●The teaching of this model can help students to further understand the bilateral symmetry of the ring hair, the three germ layers, the body segmentation and the special structures such as the body cavity and the bristles.
●The shape structure, position and proportion of each part of the model are correct, the shape coloring is natural and realistic, the internal structure is clear, the coordination is tight, in order to facilitate the teaching and removal of the main .


Description

Use And Storage:
The model should be dust-proof after use (removing dust and encapsulating it in a plastic bag). Product storage should be clean, dry, and ventilated, and should be protected from direct sunlight.



Note:
Please allow little color difference due to different display or light environment.
Because it is a manual measurement, the product size has a small range error of 0.5-1cm, please refer to the actual product, please understand.