C. Over many generations, the characteristics of these kinds of organisms also change
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Answer:
All animals alike as heterotrophs beacuse animals cannot prepare their own food.
Explanation:
Heterotrophs may be defined as the organisms that will depend upon plants or other animals for their food. They are unable to synthesize their own food.
All animals are heterotrophs as they depends on the other organisms for the production of food. All animals are also referred as consumers.
Answer:
Euglena are classified into the Kingdom Protista, and the Phylum Euglenophyta.
Explanation:
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