Transpulmonary pressure, the difference between intrapulmonary and intrapleural pressures, prevents the lungs from collapsing
Answer:
I believe coronavirus is a man made virus from China except that it got released into the public.
Explanation:
Answer:
1- study the fossils of ancient land vertebrates
Explanation:
Some scientists concluded after performing a number of experiments that the legs of modern land vertebrates evolved from the fins of ancient fish. With the passage of time evolution occurs within the body of organisms. These changes occurs due to the surrounding environmental condition of that organism. When the organisms live in water, fins were present but when they go to the land so these fins change into legs. This type of evidence is provided by the scientist after studying the remains of ancient land vertebrates.
Answer:
the tropics have more species because of the more humid enviroments because not many warm blooded animals can live near the poles. because of the abnormally cold temperatures, not many animals can survive unlike in tropical areas where there is a more vaste amounts of food and plant species, also shelter.
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well ik when people including myself use there hand witch is made out of skin as a tissue when they sneeze so there that's how we started this pandemic
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