You are watching: ______ have radial symmetry.
A radially symmetrical pet that has actually two embryonic tissue layers more than likely belongs to which phylum?
Which that the adhering to are qualities of the phylum Cnidaria?1. A gastrovascular cavity2. A polyp stage3. A medusa stage4. Cnidocytes5. A pseudocoelom
While sampling marine plankton in a lab, a college student encounters large numbers of fertilized eggs. The student rears few of the eggs in the laboratory for more study and also finds that the blastopore becomes the mouth. The embryo creates into a trochophore larva and also eventually has actually a true coelom. This eggs most likely belonged come a(n)
Of the annelid classes below, which includes earthworms the make castings that room agriculturally important?
A college student observes a worm-like organism crawling about on dead necessary matter. Later, the organism sheds its external covering. One opportunity is the the organism is a larval insect (like a maggot). Top top the various other hand, it could be a member of i beg your pardon phylum, and one means to distinguish between the 2 possibilities is by in search of the presence of
The heartworms that can accumulate in ~ the understanding of dogs and also other mammals have a pseudocoelom, one alimentary canal, and also an external covering the is occasionally shed. Come which phylum does the heartworm belong?
Which of the adhering to are features of arthropods?1. Protostome development2. Bilateral symmetry3. A pseudocoelom4. 3 embryonic germ layers5. A closeup of the door circulatory system
Protostomes that have actually an open circulatory system and also an exoskeleton the chitin are component of i beg your pardon phylum?
Protostomes that have a close up door circulatory system and also obvious segmentation are part of i m sorry phylum?
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