Answer:
The Eukarya differ from the Archea and Bacteria in that their cells are eukaryotic, meaning they contain a membrane enclosed nucleus and other membrane enclosed organelles.
Explanation:
Answer:
Osteoblasts
Explanation:
Cells that secrete protein fibres in bones are called osteoblasts.
I hope this helps.
Answer:
Having a standard system of measurments.
Explanation:
If they have one set of measurements used around the world, it is easier to communicate and work together.
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