- Reptiles are vertebrates. They have backbones.
- Their bodies are completely covered with scales.
- They are cold-blooded.
- Reptiles produce shelled eggs or bear live young.
- All species fertilize eggs internally.
- All species of reptiles have at least one lung.
What characteristics distinguish hagfishes and lampreys?
Characteristics that distinguish hagfish and lampreys from all other fish are that they
lack jaws, internal ossification, scales and paired fins
, they have pore like gill openings, myomeres, and an eel-like body.
Which of the following are characteristics of Hagfishes?
Hagfish have
no true fins and have six or eight barbels around the mouth and a single nostril
. Instead of vertically articulating jaws like Gnathostomata (vertebrates with jaws), they have a pair of horizontally moving structures with tooth-like projections for pulling off food.
Which is a characteristic of reptiles quizlet?
List the main characteristics of reptiles. A reptile is a vertebrate that
has dry, scaly skin, lungs, and terrestrial eggs with several membranes
.
What evolutionary characteristic differentiates lampreys from hagfishes quizlet?
The Ampulae of Lorenzini detect electric fields
. distinguishes hagfishes from lampreys. they lack vertebrae.
What are the 7 main characteristics of amphibians?
- External egg fertilization. When it comes to reproduction, amphibians don't require mating before they release clear eggs with a jelly-like texture. …
- Grows 4 legs as an adult. …
- Cold-blooded. …
- Carnivorous appetite. …
- Primitive lungs. …
- Lives on water and land. …
- Vertebrates.
What are the 5 main characteristics of reptiles?
- of 05. Reptiles Are Four-Legged Vertebrate Animals. …
- of 05. Most Reptiles Lay Eggs. …
- of 05. The Skin of Reptiles Is Covered With Scales (or Scutes) …
- of 05. Reptiles Have Cold-Blooded Metabolisms. …
- of 05. Reptiles Breathe With the Aid of Lungs.
How do lampreys and hagfishes differ quizlet?
They are the only living fishes to lack jaws, internal ossification, scales, and paired fins. How do hagfishes and lampreys differ in morphology from each other? …
Using two toothed, keratinized plates on its tongue that fold together in a pincerlike action,, the hagfish rasps bits of flesh from its prey
.
What is present in all fishes?
All fish share two traits: they
live in water
and they have a backbone—they are vertebrates. Apart from these similarities, however, many of the species in this group differ markedly from one another. Fin fish like salmon have gills, are covered in scales, and reproduce by laying eggs.
What are the characteristics of Agnatha?
- Jaws are absent.
- Paired fins are generally absent.
- Early species had heavy bony scales and plates in their skin, but these are not present in living species.
- In most cases the skeleton is cartilaginous.
- The embryonic notochord persists in the adult.
- Seven or more paired gill pouches are present.
What are the four main orders of reptiles?
The major groups of living reptiles—the turtles (order Testudines),
tuatara (order Rhynchocephalia [Sphenodontida])
, lizards and snakes (order Squamata), and crocodiles (order Crocodylia, or Crocodilia)—account for over 8,700 species.
Which is a characteristic of reptiles group of answer choices?
Characteristics of Reptiles
Most
reptiles lay shelled eggs on land
. While most reptiles lay eggs, a few species of reptiles give live birth. Reptiles are covered with dry scales rather than the semi-permeable skin of amphibians. Both amphibians and reptiles shed their skin.
what characteristics do all animals share? all animals are members of the kingdom Animalia, they are
multicellular, heterotrophic, eukaryotic organisms whose cells lack cell walls
.
What do hagfishes Myxini and lampreys Petromyzontida have in common quizlet?
Lampreys (Petromyzontida) and hagfishes (Myxini) are both jawless vertebrates that have a
persistent notochord with projections
that protect the dorsal nerve cord and serve as rudimentary vertebrae. Hagfishes feed on detritus and possess slime glands that produce large quantities of slime to deter potential predators.
What characteristics distinguish hagfishes and lampreys how do they differ How is their feeding behavior different?
Hagfishes are eel-like scavengers that feed on dead invertebrates and other fishes. Lampreys are
characterized by a toothed, funnel-like sucking mouth
, and most species are parasitic or predaceous on other fishes. Fishes with jaws (gnathostomes) evolved later.
Which traits are found in vertebrates quizlet?
A skeleton on the inside of a creature's body, typically composed of bone or cartilage. You just studied 45 terms! Vertebrates are a subphylum of the phylum Chordata. Like all chordates, vertebrates
have a notochord, a dorsal hollow nerve cord, pharyngeal slits, and a post-anal tail.
