Compare and contrast morula, blastula, gastrula, embryo and fetus.

Q: What is the correct order of development in humans?   Question 4 options:…

A: Fertilization: Sperm fertilizes the egg, forming a zygote. Morula Formation: The zygote undergoes…

Q: Define about Dryopithecus and Ramapithecus and also differentiate between Homo habilus and…

A: Step 1 Human ancestry can be traced to Dryopithecus and Ramapithecus which lived on earth about 15…

Q: At which stage of embryogenesis, major patterns of the internal tissues of the embryo have been…

A: Embryogenesis It is defined as a process which occurs after the process of fertilization of an…

Q: Organize the four craniums based on prognathism (reduced to increased prognathism).   A. Homo…

A: Prognathism is a term used in anthropology and anatomy to describe the forward projection or jutting…

Q: Organize the four craniums based on prognathism (reduced to increased prognathism). A. Homo…

A: When compared to the upper face and cranial features, prognathism is the amount to which the lower…

Q: A coelom (Gr. koilos, cavity) is a body cavity completely surrounded by mesoderm; the band of…

A: Deutrosomes in the greek mean second mouth. It makes a nephrozoa clade with protostomia clade. They…

Q: Describe what is meant by “alternation of generations”. 2. Describe the function of the archegonium…

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Q: Discuss all the processes involved in the development of the following organs: 1. Insect wing and…

A: The human body is considered to be comprised of different forms of organs responsible for performing…

Q: Describe the differences between protostome and deuterostome development.

A: Protostomes are organisms whose blastopores develops into a mouth. In comparison, Deuterostomes are…

Q: Explain the development of a feather?

A: The epidermal growths which form distinct outer covering or plumage in aves are known as Feathers.…

Q: A deuterostome has what type of cleavage Group of answer choices A. spiral, indeterminate at 8…

A: Deuterostomes class include echinoderms, chordates etc.

Q: Mrs. Robinson is comparing the embryos of parrot fish and salamanders. Although the adult organisms…

A: In evolutionary biology, a concept of common descent in which multiple species originate from a…

Q: What are the correct pairings of developing and embryonic structures in the gastrulation of…

A: Gastrulation It refers to an early developmental process in which the transformation of embryo from…

Q: Identify five (5) adaptive features of insects and arachnids, and explain how this feature is…

A: According to evolutionary theory, adaptation is the natural mechanism by which organisms adapt to…

Q: Mammals belong to a group of amniotes known as synapsids. Three major lineages of mammals had…

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Q: Provide three specific lines of evidence supporting (or refuting) the hypothesis that humans and…

A: Horseshoe  crab evolved in the shallow seas of the Paleozoic Era (540-248 million years ago) with…

Q: Contrast incomplete metamorphosis and complete metamorphosis. 2) Identify two insects that undergo…

A: In developmental biology, metamorphosis means the gradual changes in the organism from the egg stage…

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: In mammals, distinguish and differentiate the following germinal layers. Identify the organs that…

A: Introduction :- Mesoderm interacts with endoderm and ectoderm during organogenesis to give rise to…

Q: Where is the egg located in the archegonium?

A: In Bryophytes plants, the female and male sex organs are termed archegonia and antheridia…

Q: To determine the developmental characteristics used in diagnosing deuterostome and protostomes…

A: Introduction: The bilaterally symmetrical animals are classified into two groups, namely,…

Q: Suppose you watch a video showing the development of an unknown animal. What clues can the…

A: Animals can be classified based on morphological characteristics (traits that can be observed after…

Q: In what chronological order did the following traits evolve? a) First the mesoderm, second the…

A: The correct option is C First the amnion, second the mesoderm, third the notochord and fourth…

Q: the evolution of complex animals is associated with the Annelids ( Earth worm), the mollusk (clam),…

A: Introduction Protostomes , Deuterostomes  ,Cnideria and Proifera are different organism categories…

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: If radial cleavage occurs during development, the animal will be a deuterostome (True/False)?

A: Deuterostome in greek mean second mouth. It make a nephrozoa clade with protostomia clade. they are…

Q: Homologous structures are shared anatomical features found in

A: Evolution can be defined as a change in the genetic makeup (and often, the heritable features) of a…

Q: All of the following are true about humans EXCEPT: A. our zygote and early embryo cells have…

A: Introduction :- A zygote is a eukaryotic cell created when two gametes fertilise each other. The…

Q: write a paragraph that discusses the evolution of viviparity in amniotes.

A: Introduction viviparity is the development of embryo inside body of parent. Amniotes lay egg on land…

Q: Briefly explain how and why the yolk distribution in mammalian eggs has changed from their…

A: According to Bartleby expert, when multiple questions are posted we are allowed to answer the first…

Q: What is the one defining characteristic that determines a mammal?

A: A) Well evolved creature, (class Mammalia), any individual from the gathering of vertebrate…

Q: Differentiate Protostomes from Deuterostomes in terms of the formation of cleavage

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Q: ferent class

A: Introduction  Creatures having a place with class Mammalia are alluded to as warm blooded animals.…

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: Write tartar level (0-4), and periodontal disease (stage 1-4) of the 4 images below about animals

A: Tartar refers to deposition of hard yellowish plaque on the teeth.periodontal disease is a common…

Q: Define the terms below in terms of mammalian development: Chormesodermal mantle Embryonic induction…

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Q: heck all the statements that can be attributed to the blastopore.   A)it becomes the mouth in…

A: The blastopore is a structure that appears in the early embryonic development of animals. It is the…

Q: Compare and contrast the development process of the starfish and the sea urchin.

A: Introduction:- Embryonic development: all the developmental processes from zygote to tissues and…

Q: 7) A life history pattern is a set of adaptations that influence the individual's a) longevity b)…

A: Adaptation refers to the process by which an organism or species becomes better suited to its…