Q: Discuss the process of gastrulation and embryonic folding?
A: Gastrulation is the process of cell relocation and distinction into three primary germ layers…
Q: What are the major features of embryonic development at various months of pregnancy?
A: Within twenty hours after the fertilization, the zygote starts to divide rapidly into many cells.…
Q: Explain the role of placenta for human life ?
A: Placenta act as channel to exchange matter from mother to foetus. Placenta bind to foetus with the…
Q: What are three notable features between the fertilized and unfertilized egg?
A: Sperms and eggs are the gametes produced by male and female animals respectively in sexual…
Q: . List the major steps in oogenesis.
A: The both male and the female sexual reproductive organs are important for the reproduction process.…
Q: How many days does it normally take from the fertilisation of the egg up to birth of the baby?
A: The normal human gestation period is from thirty-seven weeks to forty-two weeks or 259 days to 293…
Q: What are the major events that occur from fertilized egg to birth?
A: Fertilization is the process of fusion of the male gamete (sperm) with the female gamete (ovum) to…
Q: List the steps in oogenesis.
A: The process of differentiation of the egg-cell which is a type of gametogenesis is known as…
Q: Describe the process of oogenesis
A: Sexually reproducing organisms have a reproductive system consisting of primary sex organs called…
Q: Define about Spermatogenesis and oogenesis in mammals. ?
A: As we know all living organisms are made of basic unit of structure and function called as cell.…
Q: State the concept of Fertilization ?
A: Reproduction is the process of producing a new offspring. Reproduction process is vital for the…
Q: Name the three primary germ layers and explain how they develop in the embryonic disc?
A: Once the implantation has successfully taken place, the cells start to divide and develop into an…
Q: Explain the Fertilization and Early Stagesof Development ?
A: The reproductive system(male and female) is a complex system with a number of interconnected…
Q: What is yolk? What is its role in fertilization and development?
A: The development of organisms depends on the supply of resources. In embryo development nutrition of…
Q: How is the yolk sac formed?What is the function of theyolk sac?
A: Yolk sac is the membranous sac attached to the embryo. It is also known as umbilical vesicle.
Q: Describe the major events that transform a fertilized egg into an embryo?
A: BASIC INFORMATION FERTILIZATION It is the process of the fusion of the male as well as the female…
Q: Describe the various stages from oogonium to mature ovum?
A: Sexual reproduction includes the production of male and female gametes and their fertilization.
Q: Describe the formation and function of the placenta?
A: When a women gets pregnant, the fetus develops inside the mother. There is a connecting link between…
Q: describe the process of progressing from zygote to blastocyst
A: In human development many stages occur like the zygotic stage where sperm get to meet with female…
Q: Name the three germ layers, and identify several types of structures thatarise from each.
A: Ans: Germ layers: The layers which are formed during the early stage of embryonic development are…
Q: How does a morula differ from a blastocyst?
A: Morula Vs Blastocyst: Morula stay distinct from a blastocyst, in which a morula (3-4 days…
Q: How does the oocyte nucleus move during oogenesis?
A: Oogenesis: Otherwise called as ovogenesis. This is a process that happens during the embryonic…
Q: Describe the formation and functions of the placenta?
A: The human placenta is allanto-chorial (the chorial placental circulation is connected with the…
Q: How does oogenesis produce egg cells?
A: Oogenesis is a type of gametogenesis that results in the production of female gametes, also called…
Q: Describe the major events in embryonic development
A: Introduction: Embryonic development is an 8-week process and has phases of development during which…
Q: Which structure connects the embryo to the placenta?
A: Umbilical cord
Q: Explain the major developmental events that occur during the embryonic period.
A: Introduction:Embryonic development is an 8-week process and has phases of development during which…
Q: Define ectoderm and andoderm?
A: Except the sponges, the growing embryo in all animals develops different layers of cells called as…
Q: Explain the extraembryonic membrane ?
A: The extraembryonic membrane is an important part of embryo development. Hence, it is crucial to have…
Q: What determines whether an embryo will develop into a male or a female?
A: The process of fertilization is the union of male and female gametes. It results in the formation of…
Q: Describe the process of embryonic induction, and provide anexample
A: Induction in biology means inducing a process or causing a process to occur.
Q: How is an egg (oocyte) prepared during oogenesis for fertilization? Why is preparation essential to…
A: Oogenesis is defined as the process by which the female sex cells or ova or egg cells are produced.…
Q: Identify the labeled structures in the embryo shown:
A: Archenteron is a structure which is observed in a developing embryo in the Gastrulation stage. It is…
Q: Explain how is the age of the embryo and it's delivery date determined?
A: An embryo is the early stage of development of a multicellular living being. In common, in life…
Q: Describe the major events that occur during embryonic development, and give the time period during…
A: Embryonic development is also known as embryogenesis. This phase begins with the fertilization o the…
Q: Where does fertilization usually take place?
A: The reproductive system consists of two system namely male reproductive system and female…
Q: How do we develop from a single fertilized egg cell?
A: Introduction:- Fertilization is the process of haploid gametes fusing together to generate a diploid…
Q: What is embryological development?
A: Embryo is defined as the early developmental stage of an animal. It is an embryo while it is in the…
Q: Where oogenesis does takes place. Describe the stages of this process?
A: Diagrammatic representation of oogenesis: -
Q: What happens during embryogenesis?
A: After the process of fertilization, the process of zygote development starts to form an embryo and…
Q: Describe the Amniocentesis procedure?
A: Amniotic fluid is a watery liquid formed from maternal plasma inside the amniotic sac of the…
Q: Explain how the different germ layers give rise to different tissue types.
A: The three different germ layers are formed by the process of gastrulation in early embryo. It is the…
Q: How is and egg (oocyte) prepared during oogensis for fertilization? Why is preparation essential to…
A: The process of formation of gametes is known as gametogenesis. In females, oogenesis is a process of…
Q: What is Fertilization?
A: The expansion in size and changes in shape of a creating life form rely upon the increment in the…
Q: Where does the embryo get oxygen and release carbon dioxide? Hint: Where do vascular systems come…
A: From the given question, the given embryo is assumed to be bird’s embryo.The early stage of the…
Q: What is oogenesis?
A: An female’s internal reproductive organs are uterus, vagina, fallopian tubes, cervix, and ovary. The…
Q: what is amniocentesis?
A: Prenatal genetic tests are conducted before the birth to detect any genetic disorder. It helps to…
Explain the Embryonic Germ Layers ?
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