Q: 48-hour Chick Embryo Transverse Sections
A: 48 hour is the stage in which position of embryo considering with respect to the yolk changes…
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: Explain why the embryonic period is so important.
A: The embryonic stage of gestation is that the amount once implantation, throughout that all of the…
Q: Explain the how developmental genes, and RNA sequences control embryonic development. Provide…
A: Developmental genes are responsible for the pattern formation and morphogenetic movements in the…
Q: Label the chicken embryo
A: Embryo It is defined as the stage of development which is found in sexually reproducing organisms.…
Q: prepare sketches Eight-cell sea urchin embryo
A: Step 1 Phylum Echinodermata is of spiny skinned, triploblastic, enterocoelomic, deuterostomic…
Q: Which of the following rows identifies the site of fertilization, and the hormone released when the…
A: The fusion of male and female gametes is known as fertilization.
Q: Stages in Development First trimester Second trimester Third trimester Match the developmental…
A: The growth of the baby inside the womb of the mother takes place in three trimester.First trimester…
Q: Which of the following rows correctly identifies the development of the germ layers? Select one:…
A: The germ layers are an embryonic collection of cells that aid in the creation and development of…
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: Generate a hypothesis that may explain how contact by a sperm to the outside of the cell membrane of…
A: Calcium is stored in large amounts in endoplasmic reticulum and is released at the time of sperm egg…
Q: State and explain 5 effects of tobacco smoking by a pregnant mother on the foetus development. (400…
A: Since you have posted multiple questions we solve the first question for you. To get the remaining…
Q: Explain how the flat embryonic disc takes on the cylindrical shape of a tadpole.
A: The embryo is the first phase of the development of the offspring. The life cycle starts shortly the…
Q: Fill in the blank: A human offspring is called a(an) ___________________ until the end of the…
A: The development of human offspring takes around nine months. The development involves four stages.…
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 the following rows correctly identifies the development of the germ layers? Select one: a.…
A: We need to find which of the four options gives the development of germ cells. Endoderm- It is a…
Q: State what is occuring in process 3 and how it affects the amount of genetic information an…
A: The thing that happens in process 3 is called Fertilization. What is fertilization? The process of…
Q: In this picture which letter represents the chorion? Embryo D Mother's blood vessels G OE O o o
A: The chorion is the outer membrane surrounding the developing embryo in amniotes. It originates from…
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: A) The correct order of chronological order of developmental events is a. 1.cleavage 2.…
A: Since you have asked two questions, we would be answering only the first. Post the second question…
Q: You separate the blastomeres of a four-cell animal embryo and discover that each cell| develops into…
A: The cleavage is the cell division pattern in early developmental phases. It is slightly different…
Q: Define developmental biology in more than 5 sentences
A: Biology is the branch of science which deals with the living things in the environment Different…
Q: Explain the following terms: ectoderm, endoderm, mesoderm and stem.
A: Animal phylogeny is a rapidly changing field. The biologists mostly depend on the fossils to compare…
Q: List the stages of development once the egg is fertilized
A: The cycle in which a life form creates from a solitary celled zygote to a multi-cell creature is…
Q: Which of the following extra-embryonic membranes becomes the embryonic portion of the structure…
A: Extraembryonic membrane are the extra membrane that are formed outside the growing embryo . There…
Q: Give some hazard of prenatal development
A: Prenatal development is a critical time for the developing individual. It is during this time that…
Q: Animal Reproduction and Development Directions: Write the correct term in the boxes to the right of…
A: The biological process by which new individual organisms "offspring" are formed from their "parent"…
Q: Identify which of the following, if any, are unique to mammals:a female uterus, a male vas deferens,…
A: Mammals are the class of vertebrates that includes humans. They contain mammary glands, middle ear…
Q: Both monotremes and marsupials lay eggs. have some embryonic development outside the uterus. are…
A: Introduction :- Mammals are divided into three types :- Monotremes , marsupials and mammals etc. The…
Q: Mark in which period the following events occur. Germinal Period Embryonic Period Fetal Period The…
A: Prenatal development is the development of the embryo and the fetus in the process of gestation. It…
Q: Describe the similarities and the differences between oogenesis and spermatogenesis. Provide enough…
A: Oogenesis and spermatogenesis are the process of formation of male and female gametes. The…
Q: For each embryonic tissue type, write one organ or differentiated cell type that is derived from…
A: Introduction:- The endoderm (inner layer), ectoderm (outer layer), and mesoderm (middle layer) are…
Q: What are the concepts of the following? 1, developmental anatomy 2, embryology 3,pre-embryology…
A: The reproductive cycle is a complex cycle that goes on in the sexually reproductive organisms like…
Q: Provide and label an image of an egg that is in its early cleavage, distinguish this stage from…
A: Embryonic development: a. It is the development that occurs when the embryo is formed and develops…
Q: Match the human development with the week or month of development. Question 30 options: skull,…
A: Once the fertilization occurs the resulting zygote moves to the uterus there it gets adhered to the…
Q: During the embryonic developmen, the trophoblast will developed into Select one: A. The embryonic…
A: Developmental biology focuses on the study of developmental sequences of organisms. The embryonic…
Q: In two paragraphs, Explain, discuss and elaborate the Animal Reproduction and animal development
A: One of the main features of living beings is that they can reproduce. Reproduction is the process by…
Q: Describe each stage of the development from fertilized egg to blastocyst stage
A: Fertilization is an important part of sexual reproduction. The nucleus of the male gamete or the…
Q: List down 3 differences and 3 similarities between the embryonic development of human & chicks
A: Introduction Embryogenesis is the process of initiating and developing an embryo from a zygote…
Q: explain the developmental processes that will happen to the fertilized ovum of a dog
A: The age at which dogs reach sexual maturity varies considerably. Smaller breeds appear to mature…
Q: After the eighth week of development an embryos is referred to as what?
A: After the 8th week of development, the embryo is referred to as "fetus"
Q: From which of the following is the embryo developed? a) Trophoblasts b) Blastocoelen c) The…
A: In humans the period of pregnancy is about 39-40 weeks. This is called as gestational period. During…
Q: Label the parts of the chick embryo
A: Parts Of The Chick Embryo oropharyngeal membrane angiogenic cell cluster Ectoderm Endoderm…
Q: 1. Shortly after implantation, tissue from the embryo normally grows into the wall of D с. C B d. A…
A: The given figure is that of female human reproductive system .
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Solved in 2 steps
- Explain the major developmental events that occur during the embryonic period.Describe what happens during the first days of embryonic development from the first cell division until implantation.The Embryonic stem cells can be derived from _______ which is developed by “invitro fertilization”.a) late embryo b) early embryo c) embryo d) zygote