Tunicates, or sea squirts, belong to which subphylum of chordates?
Lancelets belong to which subphylum of chordates?
Lancelets belong to which subphylum of chordates?
Animals that have a solid body with no body cavity are said…
Animals that have a solid body with no body cavity are said to be:
Which of the following is NOT a characteristic of annelids?
Which of the following is NOT a characteristic of annelids?
The phylum Arthropoda includes which of the following subphy…
The phylum Arthropoda includes which of the following subphyla?
The open circulatory system in arthropods is facilitated by:
The open circulatory system in arthropods is facilitated by:
Arthropods exhibit which type of symmetry?
Arthropods exhibit which type of symmetry?
The cavity between the body wall and gut in pseudocoelomates…
The cavity between the body wall and gut in pseudocoelomates is called:
Arachnids, such as spiders and scorpions, belong to which su…
Arachnids, such as spiders and scorpions, belong to which subphylum?
The cavity between the body wall and gut in pseudocoelomates…
The cavity between the body wall and gut in pseudocoelomates is called: