Chordata Study guides, Class notes & Summaries

1. Proteins necessary for body's mainte- nance, growth, and repair (GS) 2. Carbohydrates and Fats used primarily for energy (GS) 3. 212 Water boils at degrees fahrenheit (GS) 4. 100 Water boils at degrees Cel- sius (GS) 5. 373 Water boils at Ks on the Kelvin scale (GS) 6. Veins carry blood from capillaries toward the heart. (GS) 7. Arteries carry blood away from the heart. (GS) 8. Ventricles lower chamber of the heart (GS) 9. Red Blood Cells component of blood which car- rie...

MTTC Integrated Science (Secondary) Questions Answers 2023 Graticule slide marked with grid line, useful for counting or estimating a quantity Preparing acid solutions Always add acid to 2/3 water, then add rest of water # of Animal species over 1 million species and about 30 divisions # of insects 800,000 species, half of animal kingdom Characteristics of animal kingdom muliticellular, heterotrophic, reproduce sexually, do not have cell walls or chloroplasts, c...

______________ is small fishlike translucent animal that exhibits the five distinctive hallmarks of Phylum Chordata. correct answers Amphioxus Amphioxus has a dorsal tubular nerve cord, supportive notochord, pharyngeal pouches or slits, endostyle for ___________, and a postanal tail for ________________. correct answers feeding, propulsion. Normally found half buried in sand on the sea floor and filters ________________ particles. correct answers organic Very inconspicuous and with no c...

phylum chordata 2 major groups correct answers invertebrates vertebrates phylum choradata correct answers dorsal hollow nerve chord notochord pharyngeal slits post anal tail hollow dorsal nerve cord correct answers major nerve found on backside of chordates Notochord correct answers A rod of tough, flexible material that runs the length of a creature's body, providing the majority of its support pharyngeal slits correct answers A gill structure in the pharynx, found in chordate ...

5 chordate characteristics correct answers 1. Notochord (replaced by vertebral column in vertebrates) 2. Dorsal (hollow) nerve cord 3. Pharyngeal slits 4. Post-anal tail 5. Endostyle Notochord correct answers sits below the dorsal hollow nerve cord, can bend side to side but cannot be compressed, helps with movement (especially swimming) Pharyngeal slits correct answers A gill structure in the pharynx that allows for filtration of water and food from the environment Endostyle correc...

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 ...

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...

5 characteristics of Chordates correct answers 1. Notochord 2. Dorsal Tubular Nerve Cord 3. Pharyngeal gill slits 4. Post-Anal Tail 5. Endostyle/thyroid gland Stylophora correct answers fossil group of echinodermata that has pharyngeal slits Hemichordata correct answers phylum that includes acorn worms and perobranchs Acorn Worms correct answers marine intertidal zone inhabitants and have a proboscis, collar and trunk Perobranchs correct answers marine and sessile. feel with lophopho...

All chordates must have these structures at some time in their development correct answers notochord, dorsal tubular nerve cord, pharyngeal pouches or slits, and post-anal tail notochord correct answers a stiff, but flexible rod of connective tissue extending lengthwise and dorsal to the digestive tract; is an axis for muscle attachment; in higher vertebrates it is converted in the adult to the vertebral column dorsal tubular nerve cor correct answers anterior end becomes brain, the rest i...

______________ is small fishlike translucent animal that exhibits the five distinctive hallmarks of Phylum Chordata. correct answers Amphioxus Amphioxus has a dorsal tubular nerve cord, supportive notochord, pharyngeal pouches or slits, endostyle for ___________, and a postanal tail for ________________. correct answers feeding, propulsion. Normally found half buried in sand on the sea floor and filters ________________ particles. correct answers organic Very inconspicuous and with no c...

notochord correct answers the characteristic from which the phylum derives its name (means back-cord); a rodlike, semirigid body or fluid-engorged cells enclosed by a fibrous sheath extending the entire length of the body monophyletic correct answers groups that contain all known descendants of a single common ancestor paraphyletic correct answers groups (like reptiles) that do not contain the descendants of their most recent common ancestor Somites correct answers a series of cartilagi...