Answer:
Air pressure drops, and temperatures get colder.
Explanation:
Hope this helps!!
Descending tracts are the pathways by which motor
signals are pass through from the brain to lower motor neurones. Thus, all
the neurones within the descending motor system are classed as upper motor
neurones. The lower motor neurones then directly innervate muscles to produce
movement. Their cell bodies are found in the cerebral cortex or the brain stem,
with their axons remaining within the CNS.
The answer is natural selection
Baroreceptors. These are found in the carotids and aortic arch. They respond to pressure exerted on the vessels.
Answer:
plant cell
Explanation:
They are found in bacteria, archaea, fungi, plants, and algae. Animals and most other protists have cell membranes without surrounding cell walls.
