<span>Hurting yourself usually is not fun at all, especially stubbing your toe, but when that happens, the signals move rapidly up insulated nerve fibers to the brains thalamus which is like a relay station and directs them over to the sensory cortex of the brain. The signals are then interpreted by the brain as a sharp pain, and
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Answer:
a. Coelom
Explanation:
The coelom is the body cavity contain coelomic fluid. The organisms have a true coelom called the coelomate animals. Coelom gives space and provides protection to the internal organs. The coelom is present between the mesoderm and alimentary canal of the organisms. The invertebrates such as annelids, arthropods, helminths, echinoderms, and vertebrates have a true coelom.
Answer:
b
Explanation:
because there are so many different things you get adaptations and evolution in the biome
weather is above the surface of the earth instead if underneath, like earthquakes
<span>False. The plasma membrane is the outer layer of the membrane and its primary purpose is to protect the cell from its surroundings. It is selectively permeable to allow ions and other organic molecules to pass through and regulates which molecules are allowed in and out of the cell. It is a phospholipid bilayer that are placed back-to-back.</span>