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

Q: Birds are supposed to be the dinosaurs' closest relatives. List and explain five reasons why the…

A: Feathers, toothless beaked jaws, the laying of hard-shelled eggs, a rapid metabolic rate, a…

Q: Peramorphosis can occur when a feature, such as horns, _in a descendent than in its ancestor.

A: Heterochrony is the difference in time or pace of development as compared to an ancestor. Because…

Q: Why did giant dragonflies occur during the Carboniferous, but not now?

A: Fossils show that giant dragonflies and huge cockroaches were common during the Carboniferous…

Q: Do these animals share any structural similarities inside their wings that would suggest they are…

A: The analogous structures are found in the organisms that have evolved through different paths. There…

Q: Was Archaeopteryx the firstbird?

A: Archaeopteryx is a fossil. This is an extinct species; it does not exist anymore. The fossil was…

Q: A swim bladder is a gas-filled sac that helps fish maintainbuoyancy. The evolution of the swim…

A: Introduction Fishes lives in aquatic environment where there is low availability of Oxygen in water.…

Q: Explain how to differentiate a sawfly from something belonging to another order of insects. Could…

A: Sawflies are the insects. The suborder of the Symphyta within the order Hymenoptera alongside ants,…

Q: What are flight adaptationspresent by birds?

A: Adaptation is an evolutionary change that makes the organism or the species better suited to the…

Q: What genetic changes led to the increasing complexity of the arthropod body plan?

A: Answer- Arthropods are among the most adapted phyla on the planet. There are many factors…

Q: During chordate evolution, what is the sequence (from earliest to most recent) in which the…

A: Answer. Deuterostomic: The anus of the digestive tract develops first in the embryo and the mouth is…

Q: Are birds more closely related to extinct branches of reptiles or to mammals?

A: Birds belong to the group of warm-blooded vertebrates and falls in the class of Aves, which has…

Q: What does metamorphosis mean

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

Q: Biologists discover a new organism. Upon viewing the organism they discover it is unitellular,…

A: As the mcq question is graded it can't be done as per Bartleby guidelines. So continuing with second…

Q: Why are the lung fish considered to have a common ancestor with amphibians

A: Rhipidistian freshwater fish belonging to the Dipnoi subclass are lungfish. Lungfish are best…

Q: How do penguins differ from other marine birds?

A: Birds, belonging to the class Aves, are the warm-blooded vertebrates possessing feathers. They have…

Q: According to the fossil record, what did the common ancestors of modern birds look like? Horses O…

A: Option D is correct. According to fossil record, the common ancestors looked like were dinosaurs.

Q: Build a frame with at least 4 components which represent a domain for insects

A: Insects are distinguished from other arthropods by their body, which is divided into three major…

Q: Insects and birds represent certain common features as given below except

A: All of the organisms of the ecosystem have different properties with respect to the other. Depending…

Q: On a research expedition to the Galapagos, you and your research team discover four new species! All…

A: PHYLOGENETIC tree is a branching tree showing evolutionary relationships among various biological…

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: Are insect wings considered appendages? Why or why not?

A: Insects are the most diverse organisms on the planet. They occupy land, air, and water. They belong…

Q: Describe one evidence which decisively proves that birds have evolved from reptiles?

A: Some of the observable signs and fossils that are found on earth serve as evidence of evolution.…

Q: In the frog embryo, convergent extension elongates the notochord. Explain how the words convergent…

A: The embryo is known to be the early stage of development of a “multicellular” organism. The…

Q: Describe three adaptations that allow for flight in birds.

A: Birds belong to the class Aves of kingdom Animalia. They are bipedal feathered and warm-blooded…

Q: What term should we use to describe the evolution of body types in the anole lizards?  Synomorphic…

A: A change in the characteristics of species over several generations to adapt to environmental change…

Q: why is it that higher forms of animals are bilaterally symmetrical? provide scientific explanations

A: According to the general shape of the body and arrangement of internal organs in it, animals fall…

Q: Do birds and insects share any structural ( elements inside the wings) similarties that would…

A: Answer: ANALOGOUS STRUCTURE : These are the structures which are completely opposite to homologous ,…

Q: Contrast the arboreal and cursorial hypotheses for the origin of flight in birds.

A: Evolution is a change in the “genetic composition” of a population over multiple generations. It is…

Q: What is the difference between birds and bats

A: Living organisms are those who can survive and adapt according to the environment.

Q: Can Human Behavior Affect the Evolution of Insect Pests?

A: The process of selection is a composite of all the powers that are responsible for differential…

Q: What was Xu Xing's original hypothesis for how flight evolved in birds?

A: Birds are unique among terrestrial beings. They are the only class of animals that can fly. Though…

Q: Basilosaurus was a fully aquatic ancient whale species that had vestigial _____________________…

A: Basilosaurus belongs to kingdom animal, phylum Chordata, class Mammalia, order artiodactyla, family…

Q: What are the characteristics of all birds? Why do we assume they were a branch of reptilia?

A: Evolution is the change in the characteristics of a species over several generations and relies on…

Q: Which of the following groups of early-diverging animals is comprised of two layers of cells that…

A: Introduction Divergent evolution:- It refers to the process by which interbreeding species diverged…

Q: How are marine reptiles and marine birds similar?

A: Reptiles and birds are known to reside on land, but over time they have developed specific traits…

Q: Why aren't there insects the size of horses?

A: Insects belong to a phylum arthropoda, means animals with joined appendages and horse belongs to…

Q: the animal kingdom was divided into 5 main clades.  Which clade has animals without true tissues…

A: All living organisms that are eukaryotic, multicellular species belong to the animal kingdom that is…

Q: Which well-known group is ancestral to all living birds? What evidence in the fossil record supports…

A: Fossils are the prime pieces of evidence of evolution. It includes the remnants or impressions of…

Q: are birds such as cassowaries and ostriches the closest links we have to velociraptor dinosaurs or…

A: Aves is the name of other class which birds belong and its its forelimbs are modified into wings .…

Q: Which bird order do the following feet,beaks and feathers belong to?

A: Birds are beautiful animals that have the ability to fly. their body is divided into head trunk and…

Q: fossil bird salamander 2. This fossil bird and this living salamander both have tails. However, they…

A: The fossil bird has a very short tail made of just one bone that helps it have a light skeleton for…

Q: Was the ancestor of all dinosaurs feathered or scaly?  What character condition did you get

A: It is clear from the genetic tree that ancestral dinosaurs were mostly scaly.

Q: If Table 1 were used to name Amphibian A and Amphibian B from Table 2, at which step would the…

A: The correct answer is J. Step 4

Q: Why are mosquitoes technically considered to be aquatic insects

A: Mosquito are a type of flies and the word " Mosquito " translates to little flies which are part of…

Q: Need help Name the three Vertebrate taxa that evolved the ability to fly. Describe which structures…

A: Introduction :- Mammals, birds, reptiles, amphibians, and fishes are members of a wide group of…

Q: What characteristics are shared between monotremes and placental mammals but not marsupials? What…

A: under the class Mammalia, vertebrate animals are present. they are subdivided into- monotreme,…

Q: Birds have all of the following features except: they have external fertilization always have two…

A: Birds are a type of vertebrates which can fly.

Evolutionary adaptations

Evolutionary adaptation is the process through which organisms adapt or adjust to their surroundings to increase the chances of survival, mating, and reproduction. An organism's behavior, physiology, and structure are adjusted or changed to make it more suited to its environment.