Ionic bonds involve the gaining and losing of valence electrons between atoms, while covalent bonds involve the sharing of valence electrons between atoms
Answer:
Cilia
Explanation:
The element which is responsible for this is the Cilia. The form found in a human's respiratory system are known as Motile Cilia and basically act as brooms on the respiratory epithelium lining the respiratory tract. Huge waves of Motile Cilia communicate with one another in order to be able to effectively clean up all dirt and mucus from the lungs in a very organized and unified manner. This helps maintain our respiratory system running as effectively as possible.
Answer:
DNA and the genetic code reflect the shared ancestry of life.
Explanation:
DNA comparison can show how related species are. Biogeography. The global distribution of organisms and the unique features of island species reflect evolution and geological change.
The optimal pH for trypsin is 8. It is found in the small intestine and digests proteins and polypeptides there.
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