Answer:
Most organisms cannot obtain nitrogen from the atmosphere. Nitrogen fixing bacteria take Nitrogen out of the atmosphere and make it available for consumption by the other organisms, This is important because Nitrogen is an essential building block of life.
The innermost layer of the meninges is the pia mater.
Are you asking what their predators are? As adults, the Australian meat ants can eat them. As tadpoles, they are eaten by camen, catfish, cat-eyed snakes.
The doctor is checking for pain sensation. The doctor starts at the foot to check for peripheral nerves, sensory ganglia, lateral spinothalamatic, tract of the spinal cord, brainstem, thalamus, and sensory cortex. <span> </span>
