In the spinal cord the central canal is lined with ependymal cell and contain cerebrospinal fluid. central canal is a conduit that runs the entire length of spinal cord. Ependymal cell plays an importance role in production and regulation of cerebrospinal fluid.
Answer:
The difference between science and pseudoscience is that science organizes knowledge in testable explanations and predictions about the universe while a pseudoscience is a claim or a belief which is carried out as scientific but has no valid.
Explanation:
The following physical properties of minerals can be easily used to identify a mineral:
Color.
Streak.
Hardness.
Cleavage or Fracture.
Crystalline Structure.
Diaphaneity or Amount of Transparency.
Tenacity.
Magnetism....ect
soil has minerals in it. You can search what the minerals are in goo gle. the plants that grow on top of water has some kind of structure that helps it to float. you can look for the structure in goo gle. the structure is supposed to be waterproof and light and airy.