Q: Most insects have wings. Which is the other animal phylum that contains creatures with analogous…
A: Insects is a class of Arthropods. Organisms of this class belongs to the subphylum Hexapoda and…
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: What are placental mammal ? Explain the role of placental mammal ?
A: Placental mammals are a diverse group, with nearly 4000 species described, the majority of which are…
Q: . Recognize the features that make placental mammalsunique.
A: Mammals are vertebrates that have mammary glands that produce milk for feeding their babies. Mammals…
Q: Why is embryogenesis important in reptile specially in snakes?
A: Importance of embryogenesis in reptiles especially in snakes.
Q: In the deuterostomes the digestive tract (Gut) forms from the cells of the a) ectoderm b) nerve…
A: Deuterostome are type of division of animals in which blastula of developing embryo becomes anus…
Q: make a concept map, to discuss how reproduction takes place in animals. (Include the modes, sexual…
A: Reproduction is the process through which which offspring are produced from their parents. Each…
Q: describe the evolutionary advantage that the cleidoic egg provided to terrestrial organisms.
A: The Cleidoic egg is a form of egg inhabited with the useful resource of reptiles and birds. Replica…
Q: Spiral cleavage can occur in both deuterostomes and protostomes (True/False)?
A: Deuterostomes are animals in which the anus develops from the blastopore and the mouth develops…
Q: With an help of properly illustrated drawings, explain the difference in the development of…
A:
Q: segments of mesoderm that will form muscles are?
A: It is required to mention the segment of mesoderm that forms muscles.The formation of the three…
Q: A body cavity fully lined with tissue derived from mesoderm is called a______ . a. coelom c.…
A: Mesoderm can be defined as the germ layer that is present in animal embryos will give rise to the…
Q: What are some advantages of the pronounced cephalization that occurred as vertebrates evolved from…
A: Answer- Animals are adapted and evolved so that they can survive and reproduce well. In tetrapods…
Q: What is the difference between a mesoderm and a mesoglea?
A: Diploblastic animals contain body wall which develop from 2 embryonic germ layer - ectoderm and…
Q: The ribs form from the ________. a. notochord b. neural plate c. neural tube d. somites
A: The process by which cells of blastula get arranged to form germ layers is called gastrulation. The…
Q: If activity of the organizer is inhibited, what does the embryo become? A mass of notochord. A mass…
A:
Q: define budding, fragmentation, and parthenogenesis, and provide some examples of animals that use…
A: Asexual reproduction is a sort of reproduction that doesn't include the combination of gametes or…
Q: Which type of cleavage leads to the development of a bird?
A:
Q: Explain the development of human embryo with diagrams.
A: to understand the progess of embryo development in humans, let's use the follwoing flowchart and…
Q: Discuss how humans, as chordates, possess all fourcharacteristics either as embryos or adults.
A: All the chordates posses the following diagnostic characters either in the embryonic or adult…
Q: Match the germ layer to its derivative Neural tube V [ Choose ] Ectoderm Endoderm Mesoderm…
A: Cells of Germ layers grow and divide to produce different parts /organs of body of an organism.
Q: Which of these parts is an embryonic midline structure common to all members of the phylum Chordata…
A: Notochord is an embryonic midline structure common to all members of the phylum chordata and plays…
Q: Define the following terms with respect to mammalian development •Chormesodermal mantle •Somites…
A: Mammalian development It is defined as the process of division of cells and differentiation of cells…
Q: Explain the evolutionary advantage of the amniotic egg
A: Amnion is a membrane which enclose the embryo after it's formed.Embryo is the initial stage of…
Q: salamande, sea star, snail, butterfly, earthworm, roundworm, planaria, sea anemone and sponge, tell…
A: Body symmetry is arrangement or organization of various parts of body around the central axis.…
Q: Spermatogenesis and oogenesis
A: Oogenesis is the growth process where the primary egg cell or ovum becomes a mature ovum. There are…
Q: According to this picture of embryos (early developmental stages), which two organisms are most…
A: Between all the organisms, some characteristics are similar and some characteristics are same. Based…
Q: Recent fossil evidence shows a placoderm with a developing embryo inside its body. In the absence of…
A: The fossil, Materpiscis attenboroughi, which is related to placoderms in Devonian period, showed the…
Q: In a diploblastic animal, which tissue layer would be missing? mesoderm ectoderm periderm endoderm
A: The branch of science which deals with the study of tissues is known as Histology. Cells are the…
Q: Concerning the occurrence of separated sexes how are the beings of the phylum Annelida classified?
A: All the animal species on Earth are classified into different phyla or groups. The phylum Annelida…
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: Explain how an earthworm demonstrates cephalization
A: CEPHALIZATION It is an evolutionary trend in which the mouth, sense organs, and nerve ganglia become…
Q: Differentiate Protostomes from Deuterostomes in terms of germ layer formation
A: The most significant difference between protostomes and deuterostomes arises due to the…
Q: having a post-anal tail and gill slits are traits of all embryos belonging to which phylum?
A: Pharyngeal slits are openings in the pharynx that develop into gill arches in the bony fish and into…
Q: During the evolution of animals , bilateral summetry accompanied cephalization . suggest a reason…
A: Evolution is the process by which an organism inherits or adapts favourable characteristics that…
Q: mine which end is its head and which is its tail?
A: Mammalian embryogenesis can be defined as the process of cell division that involves cellular…
Q: Using a concept map, discuss how reproduction takes place in animals. (Include the modes, sexual and…
A: The biological process by which new individual organisms – "offspring" – are formed from their…
Q: Compare the role of notochord in the early development of vertebrates and invertebrates.
A: introduction Animals lacking a skeletal system are known as invertebrates. As a result, the majority…
Q: describe the advantage that cleidoic egg gave to terrestrial organisms
A: At the same time as repltiles are the first to have residing eggs on the earth, birds have an…
Q: What is mesoderm? Name an invertebrate with mesoderm.
A: Introduction During embryonic development the three germ layers, ectoderm, endoderm and mesoderm…
Q: Distinguish two mechanisms by which flatworms supply yolk for their embryos. Which system is…
A: In the living world, we see a large number of microorganisms, animals and plants. These organisms…
Q: The egg of a fish is what type of chordate egg and why? a. isolecithal b. telolecithal with total…
A: All fish eggs are surrounded by using an envelope, referred to as the zona pellucida (ZP), that…
Q: The embryo below exhibits cleavage. radial bilateral spiral O modified
A: During developmental periods single cell zygote is transform into multicellular embryo by the…
Q: The jelly like substance found between ectoderm and endoderm in Cnidarians is called the ___
A: Cnidarians are marine animals that belong to phylum Cnidaria and they have radial or biradial…
Q: explain the Evolution of the reproductive organs from sponges to Chordates.
A: Some 750 million years agone, the last common spongey antecedent of all animals diverged, Pisani…
Q: Is the embryonic development in earthworms direct or indirect?
A: The earthworm is a hermaphrodite organism in which both male and female reproductive organs are…
Explain mesoderm where it is present in animal kingdom?
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- Which of the following are mismatched? (a) endoderm; lining of the digestive tube (b) ectoderm; circulatory system (c) mesoderm; notochord (d) mesoderm; reproductive system (e) ectoderm; sense organsExplain the process how does a mammalian embryo determine which end is its head and which is its tail?Explain the following terms: ectoderm, endoderm, mesoderm and stem.