1. What is the genetic link between Amphioxus and humans?

Q: Broadly speaking, primates can be most active during the day or at night. Today most living…

A: Haplorhines and strepsirrhines are the suborders of primates.These two lineages have diverged and…

Q: 1. When studying the brains of our fossil relatives, why do we rely on indirect evidence (cranial…

A: When studying the brains of our ancient relatives, we face a big challenge because brain tissue,…

Q: To what order do primitive mammals that lay eggs belong? A. Marsupials B. Craniata

A: The process through which an organism produces more of its own offspring is known as reproduction.…

Q: Difference in the beaks of finches found in Galapagos Island compared to those that are found in…

A: Darwin observed the Galapagos finches that had a graded series of beak sizes and shapes and…

Q: Since dinosaurs are now extinct, does that mean that birds (the dinosaurs’ closest living relative…

A: Birds are present in great diversity in nature. About ten thousand known species of birds are…

Q: 1. Which of the following would best determine whether two flower species share a recent common…

A: Evolution is the change in characteristics of species from one generation to another. Theory of…

Q: 1. Determine if the following are:  HOMOLOGOUS, ANALOGOUS, VESTIGIAL structures ________1a. Human…

A: Introduction: Natural selection or mutation could lead to adaptation. The rapid genetic alteration…

Q: How come that evolutionary relationship takes place based on anatomical evidence.  2. What is…

A: Evolution is that the modification within the characteristics of a species over many generations and…

Q: 12. Salps are a type of gelatinous zooplankton that look similar to jellyfishes. How is their…

A: Salps and jellyfish are both gelatinous zooplankton that float and drift in the open ocean, but…

Q: The following are true of Hox genes, except O A. highly conserved family of genes among animals O B.…

A: The Hox genes are a conserved gene family in animals that defines the patterns and segmentation of…

Q: 25. Briefly explain in your own words, the significance of phylogenetic systematics in understanding…

A: Phylogenetic Systematics is that branch of evolutionary science which deals with the study of the…

Q: 5. Analogy and homology are important concepts used in comparing species. Which of the following…

A: Evolution is the process through a living organism acquires new characters over a period of time due…

Q: 5. All of the following are ratite birds that have undergone divergent evolution as they adapted to…

A: Flightless birds are birds that have lost their capacity to fly due to evolution. There are about 60…

Q: 4. What is the basis for the premis that acquiring knowledge about a particular animal phylum…

A: Definition: Kingdom- it is a taxonomic category, lies below the domain i.e. kingdom is second…

Q: 5. Please indicate crown and stem elephants on the phylogeny below. (Note: African elephants and…

A: Phylogeny-- Phylogeny , the history of the evolution of a species or groups specially with reference…

Q: What makes mammals unique?

A: Mammals are warm-blooded vertebrates. They are presently among most adaptable vertebrates on the…

Q: Which of the following is a primary difference between robust and gracile australopithecines?

A: Gracile Australopithecus is the species belongs to genus Australopithecus having relatively…

Q: 5. Which chordates are thought to be the most recent mammalian group to have evolved, with live…

A: Introduction :- In classification ( in animal Kingdom) , animals are divided into the two main…

Q: Which of the following is/are a primitive characteristic associated with members of the phylogenetic…

A: A primate is any member of the biological order Primates, the group that contains all the species…

Q: 5. Using these fossils, fill in the following chart: Boisei Front tooth (incisors and canines)…

A: The mammal genus species, noted as Australopithecines, had features that were each human-like and…

Q: 7. Identify 3 species that would likely have homologous structures (structures that are constructed…

A: Phylogenetic tree is represented by the lines and nodes. Construction of phylogenetic tree is a way…

Q: What is special about the coloring of most tinamou eggs? 2. What ability do tinamous have that…

A: 1. The colour of the tinamou's eggs is due to the interplay between pigment coloration and what is…

Q: 13. Which of the following is NOT a general finding from the fossil record that confirms evolution?…

A: In evolution fossils serve as a direct evidence for providing the direction of evolution.  These are…

Q: 1. The first terrestrial vertebrates to evolve, with lungs, tetrapod limbs, and a three-chambered…

A: The geological time scale is divided into different era, periods and ephos. The evolution of…

Q: 1. Linnaeus's system of animal classification is based on common physical characteristics. Can you…

A: In 1735, Carl Linnaeus distributed his Systema Naturae, which contained his scientific…

Q: 3. Which of the following chordates are believed to have been the most recent vertebrate group to…

A:

Q: Why does raising fruit flies on different food sources potentially lead to speciation? 7. What…

A: The process of speciation, or the formation of new species, is a fundamental concept in evolutionary…

Q: Encircle a monophyletic, paraphyletic, and polyphyletic group found in the phylogenetic tree below…

A: Phylogenetic tree It is also called phylogeny. It is a picture that shows the paths taken by various…

Q: important

A: archaeopteryx fossil was found in germany it lived about 150 million years ago during jurrasic…

Q: Describe Homo habilis along with Homo erectus and their evolutionary significance

A: Evolution is a process of change in the genetic and phenotypic traits over generations that…

Q: 10. Name and explain four factors that may have contributed to the normous species diversity of…

A: Biodiversity refers to all the populations, species, and communities in a defined area and the term…

Q: 31. One of the reasons that primates have been so evolutionaritly successful for the past 55 million…

A: The primate is a group (class) of mammals under sbuphylum vertebrata includes lemurs, lorises,…

Q: 9. a. What fossil primate possesses traits of both anthropoids and hominoids? b. What are those…

A: Hominid is a sort of primate that has a place with the family Hominidae. In scientific…

Q: 31. Which mammalian group is considered to be the most ancient to have evolved, using the older…

A: Mammals are divided into three subclasses: Prototheria, Metatheria, and Eutheria. Prototheria is…

Q: Which of the following are NOT trends that have occurred during the evolution of the central nervous…

A: The objective of the question is to identify which of the given options is not a trend that has…

Q: According to the French naturalist Lamarck: * A giraffe born with a long neck is more likely to give…

A: Evolution can be described as any distinct changes that occur in the traits of an organism(species)…

Q: 2. What does the phylogenetic tree in Figure 2 indicate about the evolutionary relationships of the…

A: • Systematics – study of biological diversity in an environmental context (tracing phylogeny) •…

Q: . Which of the following animals would most likely have bilateral symmetry and a high degree of…

A: Cnidarian are radially symmetrical and show low degree of cephalization. sessile animal lack…

Q: nue to be

A: Paraphyletic:- If a group's last common ancestor and all descendants of that ancestor are included,…

Q: 5c. What is wrong with this sentence “Humans are closely related to apes”?

A: Primates are the most advanced placental mammals. Apes are primates and they all lack tails. They…

Q: 1. How do the traditional and modern primate taxonomic systems differ? 2. Why would a scientist use…

A: ANSWER;- 1. Traditional taxonomy is based on observations, morphological characters while modern is…

Q: 7. In the binomial naming system, scientific names are written in italics, with the first word…

A: Introduction :  A species is classified and named using the binominal nomenclature system, which…

Q: 7. Re-examine the reproductive system of the herring. Is it possible to identify male herring from…

A: Thirty thousand to two lakh eggs are produced the female herring at once which are deposited over…

Q: 1. What is notable about the fossil primate specimen known as Darwinias masillae? 2. What is notable…

A: 1. Darwinias masillae Darwinius is a genus of Adapiformes, a group of basal primates from the Eocene…

Q: 7 What are the four structures found in all chordates? 8 Sharks are in what group within the phylum…

A: 7 ) The four structure found in all chordates are - a notochord , pharyngeal slits , dorsal hollow…