Q: Compare and contrast the external anatomy of the branched and unbranched forms of Equisetum.
A: Equisetum, often known as the 'horsetail' or'scouring rush,' is now made up of approximately 30…
Q: Compare and contrast the embryonic development of protostomes and deuterostomes
A: Metazoans are divided into protostomia and deuterostomia based on the development of the embryo.…
Q: Explain why an understanding of bipedalism and brainsize is important in understanding the evolution…
A: Evolution is an ongoing process. Changes occur in species every time, however, only some of them…
Q: Name the specialized feeding structure of vertebrata
A: The classification of animals is done based on the presence of the spinal cord and backbone. The two…
Q: Draw a skull of a mammal and identify which parts are the Chondrocranium or Nuerocranium,…
A: The embryonic parts of the mammalian skull are: Chondrocranium (Nuerocranium): it is made up of…
Q: List four anatomical differences between chimpanzeesand humans, and explain how these changes…
A: Humans and chimpanzees belong to the same family in the taxonomy that is Hominidae. Human and…
Q: Describe the three types of animal skeletons.
A: A system which is supporting the body to safeguard the internal organs and for the motion of an…
Q: List four differences between protostomes and deuterostomes.
A: In the living world, we see a large number of microorganisms, animals and plants. These organisms…
Q: Explain the differences of paedomorphosis and peramorphosis using the figures and include concrete…
A: 1. Rate is reduced in paedomorphosis i.e. neoteny (Typical examples would include becoming sexually…
Q: Describe the differences between protostome and deuterostome development.
A: Protostomes are organisms whose blastopores develops into a mouth. In comparison, Deuterostomes are…
Q: Fish Skeleton: Label the structures from the manual: 2 = 5 = 9 = 11 = 12 = 13 = 17 = 21 = 23 = 24 =…
A: Labelling 2) Pectoral girdle 5) Pelvic girdle 9) Branchial 11) Dentary 12) low jaw bone 13)…
Q: For each of the following distinctive structures, name theanimal group in which it is found:…
A: Answer: Animal group in which mantle is found ~ molluscs Share some unique characteristics…
Q: Discuss how Homo erectus might have differed fromHomo habilis.
A: Homo habilis Homo erectus Time Span About 2.33 to 1.44 million years ago Considering the most…
Q: Have the headfold and tailfold fuse to form the amniotoc cavity? Why yes, or why not. Discuss.
A: The amniotic cavity is a closed sac that contains the amniotic fluid between the embryo and the…
Q: 1. Define the following a. Operculum b. Spine c.…
A: Trematodes are parasitic flatworms that reproduce through sexual or asexual mode but both take place…
Q: Is a cartilaginous skeleton a homolgy between early gnathostomes and cyclostomes due to their shared…
A: Gnathostomata is a class of jawed vertebrates and consists of around 60000 species of vertebrates.…
Q: What is archegonium?
A: Archegonium is a female sex organ that is found in bryophytes, pteridophytes and most gymnosperms.
Q: How usefull is the study of the nature of body cavaty and coelum in the classification of animals?
A: The taxonomic classification of living beings with the level of complexity is called as hierarchy.…
Q: Describe the major events in the evolution of thehominins.
A: Evolution is the natural process where is a change in the heritable characteristics of biological…
Q: Define the structure of archegonium in Funaria
A: The five-kingdom classification system by R.H. Whitaker divides organisms into five major groups.…
Q: name and describe the two main lineages within the protostome animals?
A: The kingdom Animalia breaks down into two subkingdoms, Parazoa and Eumetazoa. Parazoa includes…
Q: Which morphological features must change to produce an unsegmented body cavity?
A: It has been observed that the three segmental groups are Ecdysozoa, Lophotrochozoa and vertebrata by…
Q: Distinguish among the following members of genus Homo: H. habilis, H. ergaster, H. erectus, H.…
A: In evolution the Human evolution is one of the major evolutionary process in the history of primates…
Q: Define metamorphosis.
A: Tadpole could never become frogs if metamorphosis did not occur, and larvae could not be capable of…
Q: What is significant about Homo erectus in the human lineage
A: Homo erectus was the first of our relatives to have human-like body proportions, with shorter arms…
Q: Neanderthal anatomy traits include which of the following? O 1. Gracile skeleton, prognathic…
A: Neanderthals are an extinct species or subspecies of archaic humans who lived in Eurasia.
Q: Which of the following correctly describes the cleavage pattern in reptiles, birds, and fish?…
A: Cleavage is the process of cell division in the developing embryo following fertilisation in…
Q: escribe the behavioral and technological advancements of Homo erectus and their significance.
A: Homo erectus can be defined as an extinct species of humans. They are also known as upright men.…
Q: Differentiate Protostomes from Deuterostomes in terms of the formation of germ layers
A: Developmental biology describes how interacting mechanisms generate an organism's various size,…
Q: Compare and contrast the uses of hydrostatic skeletons and viscoelastic skeletons in Phylum…
A: Cnidarians are more commonly known as coelenterates. They are radially symmetrical organisms having…
Q: Protostomes and deuterostomes typically differ in
A: Protostomes are clade of animals containing phyla including the arthropods,annelids and…
Q: Answer the following questions: 1. What is the gastrocoel? 2. What is a deuterostome? 3. What does…
A: Seastar is also known as starfish. It is a star-shaped sea animal that belongs to the class…
Q: Are the bones as solid and hard at the ends as in the middle of the shaft? What unusual…
A:
Q: Differentiate Protostomes from Deuterostomes in terms of the formation of cleavage
A:
Q: Describe the anatomy of Homo erectus and Homo habilis
A: Homo erectus is called the ancestor of today's human beings (Homo sapiens) which is extinct. They…
Q: Describe the two major protostome clades and give a diagnostic feature for each
A: The term protostome is from the Greek word meaning "first mouth": "Proto" meaning first and "stoma"…
Q: Explain how protostomes are distinguished from deuterostomes.
A: Organisms based on their embryonic development can be classified into Protostomes and deuterostomes.…
Q: Identify the first ancestral man from the following options. Ramapithecus Dryopithecus Homo habilis…
A: The evolution of human took place in the following order…
Q: Name the two forms of homo erectus.
A: Homo erectus is an oldest species of archaic human. They were appearing during the Pleistocene (2…
Q: Differentiate between Agnatha and Gnathostomata
A: Step 1 Vertebrate is the largest subphylum of Chordata in which the notochord in the embryo is…
Q: What place/structure is used to determine the quadrant in the human abdominopelvic cavity.
A: The structures which determine the quadrants in the human abdominopelvic cavity.
Q: Discusses how the head fold and tail fold fuses to form the ammiotic cavity.
A: Embryonic folding: the longitudinal and lateral folding that happens as a result of embryonic…
Q: Describe clearly the theory of the origin of the Vertebrata from invertebrates
A: The invertebrate-to-vertebrate transition was a watershed moment in the animal kingdom's history.…
Q: What similarities can you find to provide evidence of their evolutionary relationship in…
A: All belong to hominids ear, the Australopithecus discovered by professor Raymond Dart, these are the…
Q: Differentiate the following according to their anatomical characteristics. Give at least five…
A: AGNATHA:- Agnatha are the Jawless vertebrates, in the phylum Chordata, subphylum vertebrata.…
Q: (i)In which part of the world, Neanderthal man lived?(ii)What was his brains capacity?(iii)Mention…
A: Neanderthals or Homo neanderthalensis are an extinct subspecies of the archaic humans. They lived…
Define about Dryopithecus and Ramapithecus and also differentiate between Homo habilus and Australopithecus.
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- Describe the anatomy of Homo erectus and Homo habilisName the two forms of homo erectus.Organize the four craniums based on prognathism (reduced to increased prognathism). A.Homo rudolfensis, Homo erectus, Australopithecus afarensis, Homo habilis B.Homo erectus, Homo habilis, Australopithecus afarensis, Homo rudolfensis C.Homo rudolfensis, Homo erectus, Homo habilis, Australopithecus afarensis D.Homo rudolfensis, Homo habilis, Homo erectus, Australopithecus afarensis
- Organize the four craniums based on prognathism (reduced to increased prognathism). A. Homo erectus, Homo habilis, Australopithecus afarensis, Homo rudolfensis B. Homo rudolfensis, Homo erectus, Homo habilis, Australopithecus afarensis C. Homo rudolfensis, Homo erectus, Australopithecus afarensis, Homo habilis D. Homo rudolfensis, Homo habilis, Homo erectus, Australopithecus afarensisIn terms of the differences between the opossum, bird, bat, and mole skeletons, which is most like the human (and therefore, most primitive or generalized)? Which is least like the human and, therefore, the most specialized?Organize the four craniums based on brain size, from smallest to greatest. A. Australopithecus afarensis, Homo rudolfensis, Homo habilis, Homo erectus B. Australopithecus afarensis, Homo rudolfensis, Homo erectus, Homo habilis C. Homo habilis, Australopithecus afarensis, Homo rudolfensis, Homo erectus D. Australopithecus afarensis, Homo habilis, Homo rudolfensis, Homo erectus
- Organize the four craniums based on brain size, from smallest to greatest A.Australopithecus afarensis, Homo rudolfensis, Homo erectus, Homo habilis B.Australopithecus afarensis, Homo habilis, Homo rudolfensis, Homo erectus C.Australopithecus afarensis, Homo rudolfensis, Homo habilis, Homo erectus D.Homo habilis, Australopithecus afarensis, Homo rudolfensis, Homo erectusBring out the differences between a cephalochordate and an agnathan regarding circulatory system?are deuterostomes related to protostome? explain
- Draw a skull of a mammal and identify which parts are the Chondrocranium or Nuerocranium, Dermatocranium and Splanchnocranium.Is a cartilaginous skeleton a homolgy between early gnathostomes and cyclostomes due to their shared ancestry? Explain your reasoning.State whether the animal is internally segmented, externally segmented, or both. 1. Fish 2. Grasshopper 3. Snake 4. Bird 5. Earthworm 6. Snail 7. Shrimp