Exchanging oxygen and carbondioxide between air and lungs because it just involves breathing system but everything else involves hormones.........
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Easily distracted, cannot wait to take turns, excessive fidgeting, excessive climbing and running. Hope this helps, good luck!
Answer:
it explains how eukaryotes came from ancestral prokaryotes.
it theorizes that some organelles (mitochondria and chloroplasts), evolved from free-living prokaryotes that were overtaken and subsequently became obligate endosymbionants.
Explanation:
Answer:
scientific consensus changed as scientists learned more about organisms.
Explanation:
Advancements in DNA technology has now given scientists more powerful and insightful tools to further investigate the relationships amongst organisms.
i hope this helps good luck!
