Answer:
B. small heart-like pumps
Explanation:
Small heart-like pumps is a mechanism that is NOT used to propel lymphs through lymphatic vessels.
Answer:
the mimic is the exact copy and the model is like the example of the thing.
Answer:
Mitochondria are visible under the light microscope although little detail can be seen. Transmission electron microscopy (left) shows the complex internal membrane structure of mitochondria, and electron tomography (right) gives a three-dimensional view.
Explanation: