Which of the following is the latest stage of embryonic development (of this list)? blastula morula zygote 8 cell stage gastrula

Q: Please match the early developmental structure on the left with the human structure it develops into…

A: Fertilization is a process in which male and female gametes fuse with each other to form Zygote .…

Q: Please draw Tanea (Class Cestoda) and label its anatomy with the following terms listed below.…

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Q: What two germ layers develop in the embryos of diploblastic animals? Check the two that apply.…

A: The two germ  layers of cells found in diploblastic animals are the outer ectoderm and the inner…

Q: At which embryonic event would one be able to first distinguish a diploblastic embryo from a…

A: Answer: In reproduction process after the fertilization of female egg cell with sperm male cell…

Q: H J K C D E F.

A: Earthworm is a reddish brown terrestrial invertebrate that inhibits the upper layer of the moist…

Q: Each egg cell develops in its own fluidfilled space called a/an _____.

A: Each egg cell develops in its own fluid-filled space called a/an Follicle. The follicle assumes a…

Q: Choose the best of the following The identity of each segment of a developing embryo is…

A: the embryo is the structure formed by the division of zygote. it is the embryo that develops into an…

Q: Identify the characteristics of protostome development: Select one or more: O spiral cleavage…

A: Protostomes are organisms which shows formation of mouth before formation of anus during embryonic…

Q: The correct order of the process that occurs when a sperm encounters an egg is the Osperm reaches…

A: Introduction:The process of fertilization, where a sperm encounters an egg, is a complex and…

Q: What structure provides oxygen to the growing organism? placenta uterine wall embryonic disk neural…

A: Fertilization is the process of fusion of male and female gametes that takes place inside the…

Q: The only kingdom which grows from embryonic layers is Animalia Select one: O True O False

A: The endoderm (inner layer), ectoderm (outer layer), and mesoderm (middle layer) are the three…

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: If activity of the organizer is inhibited, what does the embryo become? A mass of notochord. A mass…

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Q: Which of the following is NOT a function of the placenta? Question 23 options: To supply the…

A: By unraveling the intricacies of the placenta, we can gain a deeper appreciation for the remarkable…

Q: Which of the following follows fertilization in Xenopus embryos? Calcium waves cause non-yolky…

A: Fertilization in xenopus embryos is  mainly complex multi-step process that completed in 24 hours.…

Q: Which of the following mammalian structures is derived from one of the extra embryonic membranes?…

A: Introduction An extraembryonic membrane is one of the membranes that aid in embryo development. Such…

Q: A human is a complex organism that develops from a zygote. Briefly explain some of the the steps in…

A: Reproduction is the process by which organisms multiply through sexual and asexual modes. It is one…

Q: Which of the following statements concerning oogenesis is false?   Oogenesis begins before birth.…

A: Oogenesis is the process by which an ovum (egg cell) differentiates into a cell capable of…

Q: Endoderm Mesoderm Ectoderm Match the structures below with the correct germ layers listed above…

A: The germ layer: The primary layer of cells. It is formed during embryonal development. The…

Q: A cleidoic egg is one that. (mark all that apply) has no yolk has been adapted for being laid on…

A: Since we only answer 1 question in case of multiple question, we’ll answer the first question as the…

Q: Complete the following table with the organs/systems that arise from each of the germ layers Germ…

A: There are three embryonic germinal layers that covers the embryo. The outer layer is called…

Q: n the ventral surface of the embryo     series of tissue blocks lateral to the neural tube     a…

A: somures eventually differentiate into dermis, skeletal muscle, cartilage, tendons, and vertebrae.

Q: micrograph

A: The ovary is an organ found in the female reproductive system  that produces an ovum . Fertilization…

Q: Which of the following occurs to the blastocoel during Xenopus development?     is replaced by the…

A: Xenopus It refers to the genus of highly aquatic frogs that are mostly found in the regions of…

Q: Compare and contrast the structures of the zygote, morula, and blastocyst.

A: After the egg cell's fusion with a sperm cell (that is, after fertilization), the diploid cell is…

Q: 1. Zygote 2. Morula 3. Oocyte 4. Fertilization 5. Cleavage 6. Blastocyst The order is which the…

A: The menstrual cycle occurs every 28 days in a female and is made up of four phases namely the…

Q: Why is it immoral to culture headless embryos when in fact it can help to help people who need organ…

A: Murder of an individual is considered immoral. On similar terms, an embryo which is cultured to be…

Q: By the end of gastrulation the [Select] * has surrounded the outside of the embryo, the [ Select ]…

A: Gastrulation refers to the process by which a gastrula is formed from a blastula. Grastrula is the…

Q: Give the name of the structure that the phrase describes. Toward the end of the embryonic period,…

A: The embryonic period is the early stage of the development of a multicellular organism.

Q: Gastrulation is brought about by an invagination of the wall of the blastocoel. True False

A: The objective of the question is to determine whether the statement 'Gastrulation is brought about…

Q: Whether the statement "Because of the many later developmental transformations that produce the…

A: Gastrulation is the process by which the blastula develops into the three-germ layered gastrula.…

Q: Early Embryonic Development Match the following terms to the descriptor. NOTE: If you want to change…

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Q: Where does fertilization (the union of a sperm and egg) take place? vagina uterus ovary oviduct…

A: Introduction :  Fertilization is the process by which the male gamete or the sperm fuses with the…

Q: In embryos with spiral cleavage the 4d cell gives rise to which germ…

A: INTRODUCTION Mesoderm It is a germ layer formed during gastrulation. Present between ectoderm and…

Q: Give the name of the structure that the phrase describes. The structure that is formed after the…

A: Morula is a 16 cells stage in which cells are contained in a solid ball known as zona pellucida. In…

Q: In mammals, primordial germ cells migration ends when they reach the _________________   posterior…

A: Primordial germ cells (PGCs) are highly specialized cells that act as precursors of gametes, which…

Q: At which stage of embryonic development does the embryo have a blastopore?   Group of answer choices…

A: Embryogenesis is the development embryo which starts with the fertilization of egg cell with a…

Q: Which choice below shows a correct order of events during development? Gastrula, blastula, neural…

A: Embryonal development consists of many stages and involves  Cellular division  Cellular…

Q: Cells migrate, transforming a blastula into a gastrula. Answer Bank The presence of a cell wall…

A: Plants and animals are two distinct kingdoms of living organisms. They have different…

Q: morphogenetic process whereby cells extend themselves, making the cells narrower and longer…

A: Hi, Thanks For Your Question.  A morphogenetic process whereby cells extend themselves, making the…

Q: Number these steps in vertebrate embryogenesis in order.       ______  formation of archenteron…

A: The embryonic development begins after fertilization that involves fusion of male and female…

Q: Eggs Sperm Sexual reproduction Zygote The process illustrated in this diagram is called sporulation…

A: The process illustrated in this diagram is called fertilization.   Fertilization happens when a…

Q: 8. The major event in the embryonic development of animals that results in a layered embryo is…

A: Fertilization is the process in which the male and the female gametes unite to form the zygote.…

Q: Which of the following statements is FALSE? The primary spermatocytes undergo mitosis. Secondary…

A: The life process of the formation of a new organism from existing organisms is called reproduction.…

Q: Fetus Inner Cell Mass Mesoderm Implantation Gastrulation Endoderm Zygote Embryo Ectoderm Blastocyst…

A: The formation of a human embryo involves several key stages. 1. The process begins with an…

Q: What is the importance of blastopore formation in protostomes? There may be multiple correct…

A: Blastopore formation further helps in gastrulation i.e formation of body cavity or it mainly forms…

Q: People could observe the development of an embryo before they had the tools to see cells and parts…

A: Answer :- The fertilized egg (zygote) separates over and over as it drops down the fallopian…

Q: first and second division after the egg is ferlilized is mitosis or meiosis.

A: Fertilized egg is called zygote it undergo first cell division mitosis and develops as embryo…