The Mesozoic Era<span> began 252.2 million years ago, following the conclusion of the </span>Paleozoic Era<span>, and ended 66 million years ago, at the dawn of the </span>Cenozoic Era<span>.</span>
Answer: unicellular
Explanation: Euglena are unicellular organisms classified into the Kingdom Protista, and the Phylum Euglenophyta. All euglena have chloroplasts and can make their own food by photosynthesis.
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I believe either B or D because the days or years would not increase
<span>Carbohydrates provide energy for living things,This is you answer.
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