We have heard about Respiration. In human beings, respiration is a cellular activity which takes place in the presence of oxygen and in result produces carbon dioxide. Jamal model is a clear manifestation of that process. Medulla is the region of a brain that controls the respiration activity. When we breathe we take in oxygen and the excess amount of carbon dioxide is removed from out body.
Brains cells have capability to detect the carbon concentration in blood and add excess amount of carbon from body to the air.
Answer:
<em>The correct characteristics are - tissue, coelom, segmentation, endoskeleton, and backbone from top to bottom boxes.
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Explanation:
Pick the one that gets to your heart
Organization,metabolism,responsiveness,movement,development,and reproduction.
Answer:
The Eocene Epoche coincides with the form of primates which are placental mammals.
Explanation:
The main characters of placental mammals contain large body,bigger brain that appear at that time from the fossil record.
True primates were evolve in 55 million years ago,at the beginning of eocene epoch.
These fossil records were found in North America, Europe, Asia.
The fossil were squirrel like size with grasping hand,feet, that helps them for climbling the tree.
The fossil record of primate that were found contain stereoscopic vision.
