Answer:
excretory system and circulatory system
Explanation:
Blood is part of circulatory system and as it move through various organs it exchanges the gases i.e give oxygen to the cell and take carbon dioxide from them. After taking CO2, the blood becomes impure and hence it passes through the kidney before going to the heart. Kidney is part of excretory system which removes carbon dioxide from blood and thus purifies it.
Answer:
What is neuroscience---------------->any or all of the sciences, such as neurochemistry and experimental psychology, which deal with the structure or function of the nervous system and brain.
Explanation:
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The answer is C. It eliminates the toxic chemical problem. Hope this helps!
False. Strontium 90 has a half life of only 30 years, and as millions of years pass, about the time fossils have been around, most if not all of any strontium would have decayed.
<span>If cancer, stroke, and heart disease were eliminated, demographers estimate that the life of an average 70-year-old would be extended approximately 7 years.It is because these are the major diseases that target the middle aged people.If these are eliminated people would be more heslthy and enjoy a longer life span</span>