Q: diagrams
A: A process in which embryo ties with the endometrial surface of uterus and invades the maternal…
Q: Name the process of development of egg into young one without fertilization?
A: The above-mentioned definition is true for parthenogenesis. It is a type of asexual reproduction…
Q: Explain the process of spermatogenesis and oogenesis in vertebrates.
A: Spermatogenesis is the by which sperm cell develops. Oogenesis is the growth process by which the…
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: 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: The first week of human development is characterized by formation of the: A. inner cell mass B.…
A: The correct option is E - all of the above
Q: Which of the following structures secretes the hormone that sustains the corpus luteum during the…
A: Corpus luteum is a temporary endocrine structure involved in ovulation and early pregnancy. The…
Q: Explain Briefly Compare and contrast the role of hormones that causes changes to the male and female…
A: At the age of about 8 the hypothalamus gland increases its production of gonadotropin releasing…
Q: ___________________ fluid protects the embryo from jarred movements and provides a watery…
A: The embryo inside the womb of the mother grows in a sac like bag called the amniotic sac. It allows…
Q: Discuss the different types of eggs based on yolk content and give example.
A: Introduction Reproduction is a biological process in which a parent is responsible for producing…
Q: Describe how the human blastocyst gives rise to the embryo and its extraembryonic membranes.
A: The fusion of male and female gametes form a zygote during fertilization.
Q: Describe the three primary germ layers. Describe what body tissues will be derived from each layer.
A: During embryonic development, the initial zygote undergoes cleavage to form a morula and then a…
Q: The inner cell mass of a human blastocysta. gives rise to the chorion.b. gives rise to the…
A: Cell is the basic unit of life. Based on the number of cells an organism may be prokaryotic or…
Q: Outline the processes of spermatogenesis and oogenesis in animals.
A: Spermatogenesis and oogenesis are the process of formation of male and female gametes that is sperm…
Q: List and describe the phases of embryonic development; from a zygote through gastrulation. What…
A: Reproduction is the process of the formation of offspring from their parents. There are two modes of…
Q: Distinguish between modes of mesoderm formation
A:
Q: Name the embryonic membranes and give the importance of each
A: Embryonic membranes are the membranes that lead to the development of the embryo in the mother's…
Q: 44- need help with following. please be specifiy about answer
A: Zygote is proudced by the fusion of male gamete (sperm) and female gamete (egg).
Q: Name the three embryonic tissue layers of vertebrate embryos,and describe the process by which they…
A: Gastrulation is the cycle where differentiated cells from the zygote move to their particular areas.…
Q: Explain the juvenile phase.
A: Growth is defined as the process of permanent increase in size and complexity of an organism during…
Q: Contrast embryonic development with fetal development.
A: Embryology is the branch of biological sciences that studies the formation and development of…
Q: What determines the sex of the fertilized egg? Please provide examples like research experiments…
A: Fertilization occurs when a sperm cell encounters an egg cell successfully in the fallopian tube.…
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: 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: ________________________is the period of development from fertilization to birth, whereas is the…
A: Gestation is considered as the period between conception ( or certification) and birth when the baby…
Q: A fertilized egg is the blue print of future development’. Explain
A: A single cell-fertilized egg is transformed into a fully developed and independent individual. It is…
Q: Identify and describe the stages of human embryonic development
A: Stages of embryonic developement: Germinal stage ~ Fertilization, cleavage, blastulation,…
Q: Give the function/purpose of the following terms: germ layers ectoderm mesoderm
A: Introduction : After implantation of the embryo into the uterus, the embryo differentiates into…
Q: During embryonic development, unique cell layers develop into specific groups of tissues or organs…
A: The development of a plant or animal embryo is called embryogenesis. This process starts with the…
Q: oviposition for
A: Oviposition is the process of expelling eggs from the oviduct to the external environment.
Q: Among the germ layers and developmental structures below: What is/are the FORMED ANATOMICAL…
A: Introduction Embryonic development is also called embryogenesis. It is the process where development…
Q: In human embryogenesis, how many hours does it take after fertilization to form the following; a.…
A: Embryogenesis Embryogenesis refers to the stages of developing embryo. The embryogenesis start just…
Q: The embryonic stage is completed by the end of the ___________________ week of development.
A: Embryonic development or embryogenesis is the mechanism or process by which an embryo. forms and…
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: List and describe some developmental anomalies associated with gastrulation.
A: The term gastrulation basically address the early development of embryo from 1-D layer of epithelial…
Q: Place the number corresponding to the correct germ layer in the blank. ____ Mesoderm ____…
A: During gastrulation, the hollow sphere of balls called blastula develops into a gastrula.…
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: 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: 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: explain the developmental processes that will happen to the fertilized ovum of a dog or any animal
A: The individual entity that embodies the attributes of life is known as an organism. There are two…
Q: Explain how the embryo forms from the zygote
A:
Q: During morphogenesis, gastrulation does which of the following? A. Gastrulation produces the…
A: Several stages are involved in the development of a baby from a zygote during pregnancy. It begins…
Q: Briefly summarize the main phases of animal development from fertilization to organogenesis, and…
A: After a sexual intercourse , the fertilization process takes place. Once the fertilization takes…
Q: ain The process of releasing of an egg from the ovary is called .
A: Ova (singular egg cell, from the Latin term egg cell, which means 'egg') is another name for egg…
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…
- Describe each stage of the development from fertilized egg to blastocyst stage
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- Describe implantation of a blastocyst using simple, labeled diagrams.Give the function/purpose of the following terms: germ layers ectoderm mesoderm endoderm blastocyst yolk sacIdentify the stages that lead to fertilisation once the sperm have entered the female reproductive tract Differentiate the terms that describe early embryonic development: Zygote, Morula, Blastocyst
- differentiate the oogenesis and spermatogenesis of chicken and fruitfly.Describe various types of asexual reproduction. Compare external and internal fertilization.Describe the path of the egg from ovulation to implantation. Where do fertilization and implantation normally occur? Name two functions of the vagina.