What are cephalochordata - Study guides, Class notes & Summaries

What 5 features do all chordates have for at least some period of their life cycles? correct answers notochord, hollow dorsal nerve cord, pharyngeal slits, an endostyle, and a post-anal tail Name the 3 subphyla of the phylum chordata. correct answers cephalochordata, urochordata, vertebrata About how many species of cephalochordata are there? correct answers 25 Where do cephalochordata inhabit? correct answers shallow tropical and temperate oceans Are the cephalochordata a small or l...

What 5 features do all chordates have for at least some period of their life cycles? correct answers notochord, hollow dorsal nerve cord, pharyngeal slits, an endostyle, and a post-anal tail Name the 3 subphyla of the phylum chordata. correct answers cephalochordata, urochordata, vertebrata About how many species of cephalochordata are there? correct answers 25 Where do cephalochordata inhabit? correct answers shallow tropical and temperate oceans Are the cephalochordata a small or l...

Biology 104 Final Exam with complete solution Phylum Chordata consists of what group of animals? -Correct Answer-The Chordates What is a notochord? -Correct Answer-A flexible dorsal structure with muscles attached to it It is the first embryonic skeletal part What is the dorsal tubular nerve chord? -Correct Answer-The "spinal chord"; enlarges on the anterior side to form brain The muscular part used for locomotion in aquatic species of chordates -Correct Answer-Post anal tail Des...

What do organisms in the phylum Chordata vary from? correct answers From small worm like animals to humans. All members of the phylum Chordata have what characteristics in common? correct answers A notochord(flexible supporting rod), a dorsal, hollow nerve cord, pharyngeal gill slits, and a post-anal tail. How how are these characteristics presented? correct answers These characteristics may not be obvious, or they may even be absent in some stages of the life history, but all are present ...

BIO 242 Exam 3 Practice Questions and Answers Latest 2024/2025 (Graded A+) The interstitial fluids of humans have essentially the same composition of water and dissolved materials as: Lymph 2. The blood found in the pulmonary vein of a mammal is: oxygenated 3. Acquiring immunity from a primary immune response to an initial infection is an example of: naturally acquired active immunity 4. On a windy day, the wind carries off additional heat energy from a dog, compared to the heat energ...

4 Characteristics of Phylum Chordata correct answers Notochord, Dorsal tubular nerve cord, Pharyngeal gill slits, Postanal tail Notochord correct answers gives phylum chordata its name, is present in all embryos, and may be present or absent/reduced in adults. Dorsal tubular nerve cord correct answers A dorsal, hollow, ectodermal nerve cord typically forms by an infolding of the ectoderm tissue, which then pinches off and becomes surrounded by mesoderm Pharyngeal gill slits correct answ...

The interstitial fluids of humans have essentially the same composition of water and dissolved materials as: Lymph 2. The blood found in the pulmonary vein of a mammal is: oxygenated 3. Acquiring immunity from a primary immune response to an initial infection is an example of: naturally acquired active immunity 4. On a windy day, the wind carries off additional heat energy from a dog, compared to the heat energy lost on a still day. Which method of heat loss/gain is primarily respon...

What do organisms in the phylum Chordata vary from? correct answers From small worm like animals to humans. All members of the phylum Chordata have what characteristics in common? correct answers A notochord(flexible supporting rod), a dorsal, hollow nerve cord, pharyngeal gill slits, and a post-anal tail. How how are these characteristics presented? correct answers These characteristics may not be obvious, or they may even be absent in some stages of the life history, but all are present ...

The lineage Chordata includes three subgroups which are? correct answers Two invertebrate subgroups: Urochordata, Cephalochordata; and the subgroup Vertebrata. Vertebrata are also known as? correct answers Craniata What are two subgroups of Vertebrata? correct answers Agnatha-Jawless Vertebrates Gnathostomata-Jawed Vertebrates What are the 4 anatomical features that characterize the lineage Chordata? correct answers Chordates are deuterostomes with four unique characteristics which app...

4 Characteristics of Phylum Chordata correct answers Notochord, Dorsal tubular nerve cord, Pharyngeal gill slits, Postanal tail Notochord correct answers gives phylum chordata its name, is present in all embryos, and may be present or absent/reduced in adults. Dorsal tubular nerve cord correct answers A dorsal, hollow, ectodermal nerve cord typically forms by an infolding of the ectoderm tissue, which then pinches off and becomes surrounded by mesoderm Pharyngeal gill slits correct answ...