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Questions and Answers
Which of the following is a characteristic of animals?
Which of the following is a characteristic of animals?
- Unicellular and eukaryotic
- Multicellular and prokaryotic
- Unicellular and prokaryotic
- Multicellular and eukaryotic (correct)
What is the estimated number of living animal species as of 2022?
What is the estimated number of living animal species as of 2022?
- 2.16 million
- 1.05 million
- 7.77 million (correct)
- 85,000
What is the clade that most living animal species belong to?
What is the clade that most living animal species belong to?
- Acoelomorpha
- Radiata
- Bilateria (correct)
- Cnidaria
During embryonic development, animals grow from a hollow sphere of cells called:
During embryonic development, animals grow from a hollow sphere of cells called:
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What is the scientific study of animals known as?
What is the scientific study of animals known as?
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