This quiz is about some of the island nations that dot our globe. Pour yourself a rum or a daiquiri and enjoy!. Average score for this quiz is 6 / 10. Difficulty: Average. Played 2,031 times. As of Apr 16 17.
Most invertebrates are protostomes. Deuterostomes refer to an animal whose anus is formed from the blastopore and later, the mouth forms... Echinoderms which are sea stars, sea cucumbers and all vertebrates --animals with backbones, develop in this way and are deuterostomes.hylum Arthropoda are organisms which have jointed appendages and include: Crustaceans, Insects, Spiders to name a few. They are invertebrates.They are protostomes. This refers to an animal whose mouth is formed from the blastopore during embryonic development.
Rating Newest Oldest. Best Answer: The major difference between protostomes and deuterostomes are how they develop in the early embryo stages. In protostomes the mouth opening is the first to be formed later followed by the anus.In deuterostomes the anus forms first followed by the mouth.he major distinctions between deuterostomes and protostomes are found in embryonic development. Deuterostomes are a superphylum of animals. They are a subtaxon of the Bilateria branch of the subregnum Eumetazoa, and are opposed to the protostomes.