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exoskeleton
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∙ 12y ago
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Does echinoderms have a close evolutionary relationship with chordates?
Yes they do. Echinoderms, which include starfish, and chordates, which include humans are closely related in an evolutionary sense due to the way their embryos are formed in the early stages of development. Once past that point, the very obvious differences form.
Why is a sunflower seastar not an insect?
Different morphological characterisitcs and different evolutionary biology. Sunflower seastars and insects belong to two different groups, echinoderms and arthropods, respectively.
Developmental milestones?
DefinitionDevelopmental milestones are physical or behavioral signs of development or maturation of infants and children. Rolling over, crawling, walking, and talking are considered developmental milestones and provide important information regarding the child's development. The milestones are different for each age range.See also:Developmental milestones record - 2 monthsDevelopmental milestones record - 4 monthsDevelopmental milestones record - 6 monthsDevelopmental milestones record - 9 monthsDevelopmental milestones record - 12 monthsDevelopmental milestones record - 18 monthsDevelopmental milestones record - 2 yearsDevelopmental milestones record - 3 yearsDevelopmental milestones record - 4 yearsDevelopmental milestones record - 5 years
What are action milestones?
action milestones
What kingdom are echinoderms in?
Echinoderms are in the Animalia kingdom.
When did The Milestones end?
The Milestones ended in 1996.
When was The Milestones created?
The Milestones was created in 1990.
What is the scientific name for Echinoderms?
The scientific name for Echinoderms is Echinodermata.
What phylum do echinoderms belong to?
Echinoderms belong to the phylum Echinodermata.
Ecological relationship of echinoderms to other organisms?
echinoderms
Echinoderms are parasitic or not?
As of yet, there is no known species of parasitic echinoderms.
When was Milestones - film - created?
Milestones - film - was created in 1916.
