Euglena are a unicellular organism. They are classified into the Kingdom Protista. They are then further classified into the Phylum<span> Euglenophyta. All euglena can make their own food by photosynthesis.</span>
I'll say C, Science cannot answer difficult question...let me know.
The female sex hormones are estrogen and progesterone.
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The smallest bone in the human body is the stapes bone, located in the ear.
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