ECOLOGY
ECOSYSTEM
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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classify
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organism
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vertebrates
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invertebrates
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Detailed explanation-1: -Vertebrates have a true vertebral column and an internal skeleton. Vertebrates include fishes, amphibians, reptiles, birds and mammals.
Detailed explanation-2: -Vertebrates are animals that have backbones and an endoskeleton (skeleton inside their bodies).
Detailed explanation-3: -In vertebrates the adult skeleton is usually formed of bone or cartilage-living substances that grow with the animal, in contrast to the many types of invertebrate skeleton that do not grow or are dead secretions, deposits, or crystals.
Detailed explanation-4: -A vertebrate is an animal that has a backbone and a skeleton. Vertebrate animals include humans. When you think about vertebrates, think about bones: this word has to do with animals that have a lot of bones, in the form of a skeleton. It especially refers to animals with a backbone, which protects their spinal cord.