We usually think of jaws as structure whose original function was biting. What might have been a different original use of jaws, and what is the evidence for this?

Q: According to "Homo erectus – The First Humans”, why is it interesting that Homo luzonensis was found…

A: The question is asking why it is intriguing that the Homo luzonensis, an extinct species of archaic…

Q: What did Neanderthals eat? What plants did they eat and what animals might they have hunted?…

A: The question is asking about the diet of Neanderthals, an extinct species of humans that lived in…

Q: What is the function of otoliths among fish? Where are they located?

A: Function of otolith : Otoliths are biomineralized ear stones which contribute to both hearing and…

Q: What is the select advantage of the evolution of the jaw in dogfish shark?

A: The dogfish shark or spiny dogfish is the species of the Squalidae family of sharks, which is a part…

Q: When did anatomically modern humans arise in Africa, and when did they first behave in recognizably…

A: The African replacement model is one form of what is referred to in general terms as an out of…

Q: According to "The Life and Death of a Neanderthal (Shanidar 1)”, What does it say about his…

A: The question is asking about the interpretation of the life of a Neanderthal individual, known as…

Q: Which adaptation makes it possible for an animal to live its whole life cycle on land?

A: The correct response to this particular question will be, C. amniotic eggs.

Q: This opening of the gut leads into the subgerminal cavity in amniotes.

A: Amniotes are organisms which are characterized by the presence of three amniotic layers surrounding…

Q: What ARE possible explanations for how these individuals got into the cave?    A. The Homo…

A: The question is asking for possible explanations for how Homo naledi individuals ended up in a cave.…

Q: Camels are found in desert where as lions are found in jungle.by which phenomenon they survive in…

A: Habitat refers to the environment in which creatures live. A residential place is referred to as a…

Q: A bird with a brain injury that results in it losing its ability to build a nest likely has an…

A: Introduction Neurology is the study of the nervous system. It is important to know neurology because…

Q: Answer question about Neandertals (Multiple Choice):   1.) Neandertals faces A.) Are typically…

A: Introduction :- Neanderthals were an extinct species of human that lived in Europe and parts of Asia…

Q: Which species has the most robust cheek bones?   A. Homo erectus   B. Homo rudolfensis   C.…

A: Robust cheekbones refer to strong, prominent, and thick cheekbones. These are typically…

Q: Which of the following is an adaptation for bipedalism?  1.) opposable big toe  2.) foreman magnum…

A: Bipedalism refers to the form of locomotion in which an organism moves on two hind limbs or legs. It…

Q: Expalin the evolution of jaws in vertebrates ?

A: A change in heritable characteristics of populations over generations is referred to as evolution.…

Q: Give a broad conclusion about the digestive system of cats.

A: A cat’s digestive system is like people & canines in that it controls the assimilation nutrients…

Q: Why aren't wind turbine blades with tubercles inspired from the humpback whale flippers more used…

A: An increasingly common renewable energy source is wind energy. Turbine blade layout is essential to…

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: What physical traits made scientist  believe that neanderthals adapted to the cold of the Ice Age in…

A: Neanderthals (Homo sapiens neanderthalensis) are the group of humans that emerged during the…

Q: Which species has the most robust cheek bones? A. Homo rudolfensis B. Homo habilis C.…

A: The mid-face region typically appears more angular or defined with strong cheekbones.Strong…

Q: According to the latest researches in Physical Anthropology, what is the relationship between…

A: Physical anthropology is also known as biological anthropology. It is a branch which focuses on the…

Q: What is one anatomical difference between Australopithecines and other early hominins, such as Ardi?…

A: The answer is: B. Ardi had a divergent big toe while the Australopithecines had non-divergent big…

Q: buttressing system. Different skull functions show species developments. What different activities…

A: Ho.o habilis and homo erectus were archaic humans. Homo habilis lived around 2.4 million years ago…

Q: Why are paleontologists excited to find teeth in the fossil record? Name three pieces of information…

A: By researching or studying fossil records we learn how long life has existed on Earth  as well as…

Q: Find the hash mark indicating the origin of jaws. Which group or groups of vertebrates possess jaws?…

A: Vertebrates are the chordates that have a vertebral column.

Q: What two directional terms indicate “the back” in humans?What are the opposite terms?

A: Anatomical directional words are a widely understood anatomy vocabulary that allows anatomists and…

Q: How can the pulp cavity of the canine tooth of a gray wolf be used to esti-mate the age of the wolf?

A: There are various age determining methods of a gray wolf used by scientists while studying a wolf…

Q: mandible

A: Alimentary canal consists of mouth, pharynx, oesophagus, stomach, small intestine, large intestine…

Q: According to "Homo erectus – The First Humans”, what are key features that are shared among the Homo…

A: The question is asking for the key features that are common among the Homo erectus species,…

Q: Which feature of the face is one-half the width of the mouth? an eye the orbital pouch the chin the…

A: The study of the face and its features is called physiognomy.

Q: According to "The Life and Death of a Neanderthal (Shanidar 1)”, what is the evidence that suggests…

A: The objective of the question is to identify the evidence that suggests Neanderthals might have…

Q: Mammal-like reptiles like Gorgonopsid had specialized teeth, different from the uniform peg-shaped…

A: The question is asking whether the mammal-like reptiles, such as Gorgonopsid, had specialized teeth…

Q: The evolution of jaws was a novel adaption that allowed organisms to process larger particles of…

A: The jaw is a set of bones that form the framework of the mouth of vertebrates. It consists of…

Q: why do prehistoric remains consist of almost inclusively of bones and teeth?

A: It is generally found that the prehistoric times mainly comprise of harder body parts like bones and…

Q: The pangolin or scaly anteater’s body is covered with scales. How come it is classified as a mammal?…

A: Introduction: Any member of the group of vertebrate animals in which the young are fed with milk…

Q: Have the head fold and tail fold fused to form the ammiotic cavity?

A: The longitudinal and transverse folding that happens as a result of embryonic expansion,…

Q: Prehistoric remains of animals consist almost exclusively of bones and teeth. Why?

A: It is generally found that the prehistoric times mainly comprise of harder body parts like bones and…

Q: Why was it significant that the bones were found to be articulated (their bones hadn’t separated…

A: The significance of finding articulated bones (bones that haven't separated from each other) lies in…

Q: According to "The Life and Death of a Neanderthal (Shanidar 1)”, what did Neanderthals eat? What…

A: The question is asking about the diet of Neanderthals, specifically what types of plants and animals…

Q: Compare of full skeletons of a Neanderthal and a modern human?

A: NEANDERTHAL MAN :- Their fossil was discovered by C.fuhlrott from neanderthal valley, Germany…

Q: At which end of the pigs body are the organs in the image below found?

A: Pigs are mammals that share common characteristics with humans, such as body hair, complex organ…

Q: What is the ancestral tooth formula of mammals? Be sure to explain and abbreviations.

A: In each set, the incisors (I), canines (C), premolars (P), and molars (M) are listed first, second,…

Q: What is the currently favored explanation for the evolution of vertebrate jaws?

A: The jawless vertebrates belong to the subphylum Vertebrata under the section Agnatha. The…