Answer:
B. Prokaryotic and Eukaryotic
Explanation:
Cells are of two types: eukaryotic, which contain a nucleus, and prokaryotic, which do not.
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The secondary structure of a protein
Oxygen is a vital element within cellular respiration. An intrinsic part of the cellular respiration cycle is the transfer or electrons through the electron transport chain, and at the end of it exists the mitochondria, in which electrons are donated to the Oxygen and combine with hydrogen ions to form water.
Homo.
The genus and species for humans is Homo sapiens, "Homo" being the genus, and "sapiens" being the species
The physiological process which explains the principles is mitosis b.
