Answer:
b. dorsal column system
Explanation:
The backbone system is responsible for the sensation of touch and proprioception (which is the ability to recognize the spatial location of the body, its position and orientation, the force exerted by the muscles and the position of each body part relative to the others).
This system transmits information outside the body to a region called the postcentral gyrus in the cerebral cortex, which transmits stimuli, sensed by the body, to the brain.
A 40 years old male who is experiencing movement problems that begin in the face and arms and eventually affect the entire body is likely to undergo diagnosis against Huntingtons disease. It cause progressive breakdown of nerve cell in the brain. In addition it interfere . with persons physical and mental abilities.
Answer;In cartography, a contour line (often just called a "contour") joins points of equal elevation (height) above a given level, such as mean sea level. A contour map is a map illustrated with contour lines, for example a topographic map, which thus shows valleys and hills, and the steepness or gentleness of slopes.
Explanation:
<span>Chlorophyll is found in plants, algae, and cyanobacteria. It gives leaves their green color and absorbs light that is used in photosynthesis. Hope this helps!</span>