Concept explainers
To explain: The types of tissues and organ systems that enable locomotion in animals.
Concept introduction: Kingdom Animalia includes all animals. Animals are multicellular and heterotrophic organisms. They obtain nutrients by decomposing organic materials or by ingesting other organisms. All organisms are motile. Sexual reproduction takes in almost all animals.
To compare: The locomotion in fishes and tetrapods.
Concept introduction: Kingdom Animalia includes all animals. Animals are multicellular and heterotrophic organisms. They obtain nutrients by decomposing organic materials or by ingesting other organisms. All organisms are motile. Sexual reproduction takes in almost all animals.
To explain: The adaptive value of locomotion.
Concept introduction: Kingdom Animalia includes all animals. Animals are multicellular and heterotrophic organisms. They obtain nutrients by decomposing organic materials or by ingesting other organisms. All organisms are motile. Sexual reproduction takes in almost all animals.
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