Q: Which process involves the shaping of the embryo and cell migration?
A: Developmental biology is the branch of science that includes the studies of a diversity of…
Q: Give the origins and functions of the chorion, amnion, allantois, and yolk sac.
A: The extraembryonic membrane can be defined as the type of membrane which helps in the development of…
Q: . List the major steps in oogenesis.
A: The both male and the female sexual reproductive organs are important for the reproduction process.…
Q: Describe the developmental events of the second and third trimester
A: Introduction: A normal pregnancy is divided into trimesters- first, second, and third. The first…
Q: Describe the function of the extraembryonic membranes.
A: It is situated outside the embryo and developed from the zygote but not part of the embryo Four…
Q: define organogenesis and indicate the important roles of the three primary germ layers in this…
A: Gastrulation is the process of early embryonic development where blastula transforms to form three…
Q: describe implantation including the process of placentation, embryonic development, and membrane…
A: The processes of implantation, placentation, embryonic development and membrane formation occurs…
Q: Describe the periods of prenatal development?
A: Embryology is the study of development and growth of fertilized eggs(zygote) into mature embryos.…
Q: Define amniocentesis
A: During pregnancy, several procedures and tests are done by medical practitioners. These tests help…
Q: Define Precocious puberty?
A: Human life is divided into various stages. The various stages includes child, teenager, adult, old…
Q: Describe the process of Embryogenesis. Briefly and concise.
A: Embryogenesis is the course of initiation & advancement of an embryo from a zygote (zygotic…
Q: Describe the three stages of prenatal development.
A: Prenatal development is derived from the Latin word "natalis" which means "relating to birth". It is…
Q: Explain the process of fertilisation and implantation.
A: Fertilization is the process of the union of mobile sperm cell and immobile egg, generally taking…
Q: Explain the way in which the egg gets prepared for fertilization during oogenesis.
A: The process through which the male and female gametes combine to create the zygote is known as…
Q: What is meant by the term “activation” in embryology?
A: Embryology is a branch of biology. It is the study of formation, growth as well as the development…
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: During the organogenesis stage, several of the five essential developmental processes take place.…
A: I have discussed a primary step of organogenesis which is crucial for further development in next…
Q: Identify and describe the stages of human embryonic development
A: Stages of embryonic developement: Germinal stage ~ Fertilization, cleavage, blastulation,…
Q: Describe the role of hormones in birth.
A: Hormones are defined as the molecule involved in the cell signaling in the body. in multicellular…
Q: Explain how hormones are the mediators of development?
A: Ans: Hormones: These are chemicals which signals the body and controls the range of functions such…
Q: Describe the processes of fertilization and implantation
A: Fertilization: The process of fertilization involves the fusion of the nuclei of the male sperm with…
Q: List the hormones responsible for oogenesis, and explain each hormone’s effect on oogenesis.
A: Oogenesis is the process of formation of ovum from primordial germ cells of the ovarian lining.…
Q: explain the development of the gonads
A: Gonad is also known as sex gland or reproductive gland .Gonads produces both gametes as well as sex…
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: Describe the major events of fertilization.
A: The combination of haploid gametes such as egg and sperm to form the diploid zygote is known as…
Q: Normal childbirth is driven by a positive feedback loop. Analyze the given diagram and discuss in…
A: Homeostasis is the maintenance of stable internal environment. Feedback system helps in maintenance…
Q: Describe the path of a mature egg that is released and fertilized.
A: An egg is a female gamete and is released by the ovaries. At its release, it is at secondary oocyte…
Q: Name and define the three basic stages of prenatal development?
A: Human reproduction is defined as the process by which sperm fuses with the ovum to generate the…
Q: The birth starts thanks to increased ... ... release of glucocorticoids from the fetus. ...…
A: The time between the initiation of productive contractions and the birth is referred to as the birth…
Q: Describe all the steps involved in the formation of an embryo from the reproductive cells of men and…
A: Answer: The reproductive cell in males are : SPERMS The reproductive cell in females are : EGG
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: Describe the structure and functions of the four extraembryonic membranes
A: The layers inside the egg around the embryo are called extraembryonic membranes, and they nourish…
Q: List and give the functions of the 4 major extraembryonic fetal membrane
A: The extraembryonic membrane are those extra embryonic structure which are forward from extra…
Q: Explain the main features of embryonic and foetal development.
A: Within twenty hours after the fertilization, the zygote starts to divide rapidly into many cells.…
Q: What tissues and organs arise from the three germ layers in embryonic development?
A: In developmental biology, various stages are involved for the development of a foetus. Gastrulation…
Q: Distinguish between: embryo and a fetus
A: The terms embryo and fetus both refer to the developing baby inside the mother’s womb. The…
Q: During which of the 3 stages of oogenesis does the oocyte nucleus move?
A: Oogenesis- Oogenesis is the process of formation of female gametes. This process begins inside the…
Q: Describe the role of master regulators in embryonic development
A: Embryonic development is the early stage in development when cells undergo division and the…
Q: Describe the roles of the four extraembryonic membranes.
A: Introduction :- One of the membranes that aid in the development of the embryo is the extraembryonic…
Describe the major events in embryonic development
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