Which of the following were the three main groups of Paleozoic tetrapods? * sauropods, theropods & brachiopods lepospondyls, lissamphibians & lizards O batrachomorphs, reptiliomorphs & lepospondyls reptiliomorphs, mammaliamorphs & tetrapodomorphs batrachomorphs, archosauromorphs & morphle

Q: Fossil evidence that many saurapod dinosaurs had feathers suggests that ____. flight is an…

A: In the course of evolution Dinosaurs are the important part. So according to the fossils the size of…

Q: Which of the following statements about bilaterian animals is false? A. Many bilaterians are…

A: Bilateral symmetry refers to body shaped species which are mirror copies of a midline called the…

Q: If you discovered a fossil hominin that was adapted for both arboreal and bipedal locomotion, had an…

A: Introduction Bipedalism is a type of terrestrial locomotion in which an organism moves by using its…

Q: 6. Organismns classified as "birds" share a common feature. What shared derived character defines…

A:

Q: Lampreys Sharks Lungfish Amphibians Land vertebrates Tetrapoda Choanata Fingers and toes What is the…

A: The above diagram is called phylogenetic tree. Phylogenetic tree show the evolutionary relationship…

Q: Based on similarities among forelimbs, what bones did the common ancestor of tetrapods probably…

A: Introduction : Homologous organs are those organs that have a common origin but different functions.…

Q: Which of the following changes in early prokaryotes could be predicted to result in the emergence of…

A: Introduction : 1) The first single-celled organism appeared on earth about 3.5 billion years ago.…

Q: Which of the following is the most likely organism to fossilize and be found in the fossil record?…

A: Step 1 Fossils are remains, tracks, impressions, or traces of organisms that existed in the past.…

Q: Members of which of the following classes are endothermic, amnionic tetrapods? --all of the classes…

A: Endothermic creatures are those which are able to regulate the temperature of their bodies. They…

Q: Based on the notion of shared derived characters, which trait could be indicated by the letter J?…

A: Here, option A) Limbs with digits is correct

Q: Pterosaur wings were... (Select all that apply) feathered skin supported by the fourth digit of the…

A: Question 1: Pterosaurs were a group of vertebrate flying reptiles. They had hair-like feathers which…

Q: What characteristics is the ancestor of tetrapods thought to have had? Choose all that apply

A: Tetrapods  Tetrapods are the group of animals that have four legs. It the major group of animal and…

Q: Fill in the blanks w/ synapomorphic, symplesiomorphic, or neither: The presence of brain…

A: Synapomorphic This characteristic is shared by certain taxa but not by others because the former…

Q: QUESTION 11 What is the most probable primitive condition for all mammals (node B)? Claws O Nails…

A: Marsupials include all the groups of mammals under metatherians that nourish the young one inside…

Q: The domesticated dog (Canis familiaris) belongs to which of the following chordate classes? class…

A: The objective of the question is to identify the chordate class to which the domesticated dog (Canis…

Q: Which of these terms best identifies the structures in the diagram below? VERTEBRATE FORELIMBS human…

A: Evolution is the process of slow and gradual change over a period of time. Many different scientists…

Q: hich of the following is true when you compare yourself to a starfish (also called a sea star, which…

A: Sea star belongs to the Phylum Echinodermata., Kingdom Animalia . Starfish, also known as sea stars,…

Q: The following image is from a scientific publication by paleontologist Niel Shubin, who was part of…

A: Homologous structures such as organs or bones are the structures which posses similar anatomical…

Q: Draw a phylogenetic diagram showing only the interrelationships among the following clades:

A: Phylogenetic interrelationship among the given clades.:

Q: Aristotle classified all large, mobile, unshelled aquatic animals without a vertebral column as:…

A: The objective of the question is to identify the classification Aristotle used for large, mobile,…

Q: Pisces Osteichthyes (bony fishes) Sarcopterygi (lobe-inned fishes) tomata natha) Tetrapoda Amniota…

A: Lungfish are fresh rhipidistian fish happiness to the order Dipnoi. lungfish are best legendary for…

Q: Why is the evolution of the amniotic egg significant? Embryos are protected from predators.…

A: An amniotic egg is an egg which is terrestrially adapted egg and encased by a shell and…

Q: Your age-dating put the age of the rocks you are examining in the early Devonian period. Because of…

A: A phylogeny is a hypothetical relationship between groups of animals that are represented by a…

Q: For which of the following pairs is having nails most likely to be a homologous resemblance (one…

A: A cladogram is a cladistics diagram that depicts relationships between species. A cladogram, on the…

Q: Which statement best describes the symmetry of brachiopods compared to bivalves?     Both…

A: Brachiopods are organisms belonging to Phylum Brachiopoda and  bivalves belong to Phylum Mollusca,…

Q: Aristotle classified all cold-blooded egg-laying tetrapod vertebrates as: the oviparous quadrupeds…

A: Aristotle's taxonomy of animals provides a fundamental insight of how ancient scholars classified…

Q: What is the probable evolutionary sequence of the following clades (groups) of animals, from…

A: To find  What is the probable evolutionary sequence of the following clades of animals from the…

Q: Cartilaginous fishes made their first appearance in the fossil record between 444 and 419 MYA, which…

A: The biological time scale is defined as the framework used by biologists to analyse and understand…

Q: Which of the following statements is consistent with the information provided in the graph? Choose 1…

A: This graph of tetrapods family shows exponential growth.  There was the time of global ecological…

Q: Which of the following taxa of fish shared most direct common ancestry with the group of animals…

A: The group of animals that evolved into terrestrial tetrapods (four-limbed vertebrates) had their…

Q: According to the traditional classification of vertebrates, class Reptilia is a paraphyletic group…

A: A paraphyletic group consists of a single common ancestor as well as a few descendants. In order to…

Q: Put the following in order of their evolution. invertebrates→algae→amphibians→birds-reptiles→mammals…

A: Evolution is the long process by which living organisms changes over time through changes in their…

Q: What is the best evidence that Monotremes are a transitional taxon between reptiles and other…

A: Monotremes contain only five species, they are the platypus and four species of echidna. They are…

Q: Which of the 4 characteristics of Phylum Chordata is visible on this organism?     Pharyngeal…

A: To determine which of the four characteristics of Phylum Chordata is visible on an organism, we need…

Q: homed dinos roc and erosurs duckb mored sauropods prosauropods other theropods watives theropods…

A: Cladistics is mainly a  process of categorizing the organisms according to their shared traits. This…

Q: Which of the following taxa includes myriapods that are wingless terrestrial mandibulate arthropods…

A: The question delves into identifying the taxonomic classification encompassing wingless terrestrial…

Q: Lateral undulation is a type of locomotion used by many basal Chordates, but it is used by derived…

A: Option 1 is correct because all living crocodilians are aquatic and they swim with lateral…

Q: Which of the following is NOT a defining chordate characteristic? O post-anal tail O vertebrae O…

A: Introduction Chordates belong to the kingdom Animalia. They are group of animals which include…

Q: Of the following, which includes chordates that are NOT vertebrates? O Myxini Echinodermata…

A: Answer : Option A & D are correct :  Myxini & Urochordata