What are the similarities and differences in each part of the forelimb of a moth, Pteradactyl, bird and bat

Q: Compare and contrast between the following: (1) Area pellucida and area opaca (2) Amphibian…

A: 1) Area opaca is the region where the developing embryo is resting on the yolk. Area Pellucida is…

Q: Branchial arches of the shark support the gill  pouches and each one consists of five cartilagous…

A: Sharks are a gathering of elasmobranch fish known by a cartilaginous skeleton, five to seven gill…

Q: Monotremes all have what unifying feature? Arthropod-like pincers Placenta Ventral pouch Ability to…

A: Mammals belonging to the order Monotremata are known as monotremes. The Monotremata are the oldest…

Q: Which feature is found only in gnathostomes?     both pelvic and pectoral fins or appendages…

A: Gnathostomes are those organism who have jaws in their body. It includes two groups: Pisces: It…

Q: Draw & name each structure: -External structure (both Coleoptera & Diptera) -Неad -Antennal parts…

A: Answer

Q: Which body part/s of an eagle have feather tracts and which body part/s do not?

A: Feather tracts: it is also known as pterylae. It is a region from which different types of feathers…

Q: What are description of Tyrannosaurus rex, Giganotosaurus and carcharodontosaurus please don’t tell…

A: In the living world, we see a large number of microorganisms, animals and plants. These organisms…

Q: In terms of the differences between the opossum, bird, bat, and mole skeletons, which is most like…

A: Skeleton system The internal framework of vertebrate is known as skeleton system. The skeleton…

Q: What physical feature is found on most free-living insects, including free living lice, that is…

A: Introduction: Insects can range in size from large—like the 130 mm bush giant dragonfly—to…

Q: What does metamorphosis mean

A: Metamorphosis involves the reactivation of the genes allowing the cells to change from one type to…

Q: What segment of the grasshopper, a typical insect, contains the legs? What segment of the lobster, a…

A: Phylum Arthropoda is the largest phylum which consists of many invertebrates. It includes…

Q: Which of the following is not a synapomorphy of craniates?

A: Craniates are a group of chordates that includes many organisms that have a cranium or a braincase.…

Q: Birds are often referred to as “living dinosaurs.” Is this accurate? Why or why not?

A: A phylogenetic or evolutionary tree is defined as a branching diagram showing or depicting the…

Q: Are there economically important species of hexapods and myriapods?    What is their overall…

A: Hexapods  They are the six legged animals such as butterfly, bees, housefly etc.

Q: Acrocanthosaurus what is physical description compare to tyrannosaur rex differences of shape, size…

A:

Q: (A) Explain clearly the developmental and evolutionary significance of the neural crest within the…

A: Neural crest: it is found in vertebrates. Neural crest cells are derived from ectodermal layer of…

Q: What are the most probable characteristics of the most recent com-mon ancestor of insects? What…

A: The members of phylum Arthropoda are collectively referred to as arthropods. Segmented body, the…

Q: CHELIPEDS: Relative sizes, equal exu Note presence and location of ridges. Armature: Presence,…

A: Mud crabs appear not to be selective among estuarine habitats, crablets strongly select for seagrass…

Q: What is a plausible scenario for evolution of wings and flying insects?

A: Evolution is the natural process where is a change in the heritable characteristics of biological…

Q: how did bat wings evolve from arms?

A: Evolution is the process of change in the features of an organism with time. It is based on the…

Q: Are the chelicerae of horseshoe crabs homologous or analogous to (1) scorpion pedipalps? (2)…

A: Horseshoe crabs are present in the cephalothorax region. It has walking legs which are the modified…

Q: How does the limb orientation of "advanced" tetrapods differ from that of "primitive" tetrapods? How…

A: Tetrapods are four-footed animals that belong to a group that comprises all vertebrates above the…

Q: How did the vertebrate appendage evolve into the limbs we find so useful today?

A: The tetrapods consist of the a pair of forelimb and a pair of Hindlimb and these are supported by…

Q: List some functions of bird feathers

A: Introduction:- Any of the more than 10,400 living species that have feathers as their primary…

Q: Tyrannosaurus rex how can they be description of body? Are they muscular body or sturdy or stocky?…

A: Tyrannosaurus is described as the genus of tyrannosaurus therapy dinosaur. This is distributed all…

Q: In which ways does the limb orientation of "advanced" tetrapods differ from that of  "primitive"…

A: Tetrapods are the four limbed structure.And these limbs have derived from fins.The limbs of all…

Q: What are three most important point in Anuran’s metamorphosis, that you find the most interesting…

A: Metamorphosis is the change of shape during an animal's life. There are some destructive and…

Q: If you were Lamarck, how would you explain the long legs of this heron?

A: Jean-Baptiste Pierre Antoine de Monet, chevalier de Lamarck, often known simply as Lamarck, was a…

Q: what anatomical system of praying mantis and crab would you recommend as a target of attack and why?

A: Mantis is insect contains over 2,400 species in about 460 genera in 33 families.Mantis are found in…

Q: Are there any major differences between extant apes skulls and old world monkey skulls? Take into…

A: ApesHave larger teeth in front than in the blackTheir molars are adapted for a diet that includes…

Q: How does the ankle joint change in structure and function among salamanders, lizards, mammals

A: The ankle joint is also known as the talocrural joint is a synovial joint located in the lower limb.…

Q: what are the advantages and disadvantages of carapace and plastron in turtles

A: Turtles belong to the Testudines family of reptiles, which are distinguished by a shell made…

Q: What skeletal structures behind the mandibular arch in the dogfish appear to be homologous with the…

A: Dogfishes, belonging to the Order Squaliformes, are coastal sharks of 5 feet length. These species…

Q: extra-embryonic

A: An extraembryonic membrane is one in every one of the membranes which assist within the…

Q: What are the modification that are observed in birds that help them fly?

A: Birds are the group of vertebrate animals. They are warm-blooded animals. They belong to the class…

Q: Which statement about the pineal eye seen it tetrapodomorphs, lissamphibians, and some diapsids is…

A: A chordate is a phylum which contains vertebrates like mammals, birds and some fishes and also…

Q: How do the physiological mechanism (hibernating bats) associate with its form/ body structure

A: Bats hibernate in caves, mines, rock formations and even in your home. These locations, referred to…

Q: The fused region of the ilium, ischium, and pelvic bones in a bird is called the:

A: The part of the skeleton, connecting the bones of legs to the axial skeleton is known as the pelvic…

Q: Vestigial structures may or may not have any function in modern organisms O True O False

A: Introduction :- Vestigial structures are anatomical structures or organs that have lost all or most…

Q: What similarities are present in birds and reptiles in terms of their external features?

A: Birds are parrot, owl, penquinn, albatross,  Swift and many more whereas some of the examples of…

Dissection

Dissection is the process of cutting up the tissue of a dead or live animal or plant, to do anatomical studies and surgical treatments. The purpose of dissection is to learn more about the overall structure of organs and organ systems and thereby understand the physiology of the organism.