The archenteron develops into(A) the mesoderm.(B) the endoderm.(C) the placenta.(D) the lumen of the digestive tract.

Q: What is the ovum doing during the primary oocyte stage?

A:

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: List the four primary tissue types of the adult body and identify which of the three primary germ…

A: A tissue is defined as a group of cells which are having a similar structure and are organized to…

Q: What are the functions of the trophoblast?

A: The embryo can be defined as the early stage of development of a multicellular organism. In general,…

Q: Which structures develop from the neural tube and somites?

A: the structures that  develop from the neural tube and somites are :

Q: If human fetus were exposed to very low levels of both testosterone and estrogen during prenatal…

A: People with both male and female anatomy and mixed characteristics are called as intersexes. The…

Q: Identify the organ systems that are formed from each of the primary germ layers.

A: Endocrine System is the organ system that is formed from each of the primary germ layers.

Q: What is internal fertilisastion?

A: Fertilization is the process by which male and female gametes are fused together, initiating 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: What is amniotic fluid?

A: Fetal membranes are not a part of the body of the embryo. These membranes play some role in the life…

Q: State the functions of the placenta, amnion, chorion, yolk sac, and allantois?

A: The placenta is developed during pregnancy in the uterus. It provides oxygen and nutrients to the…

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: What impact does the growth of the uterus during pregnancy have on other organs of the abdomen?

A: During pregnancy, the uterus grows slowly as the fetus grows and develops. The upper part of the…

Q: Name the only TWO germ layers that give rise to your feet

A: The germ layer is one of three primary cell layers that form during embryonic development.

Q: Which structures in males are homologous to the ovaries, the clitoris, the paraurethral glands, and…

A: The testes are homologous to the ovaries;

Q: Somites, in the embryo, give rise to muscle. Is the statement above true or false?

A: Somites are found around neural tubes in the embryonic stage of a vertebrate. Somites are made up of…

Q: When does gastrulation occur?

A: Gastrulation occurs during week 3 of Human development. The process of gastrulation generates the…

Q: What are the functions of amniotic fluid?

A: The newborn fetus comes with an umbilical cord. This cord ends up with two umbilical arteries and…

Q: How does human foetus derive nutrition?

A: A fetus is also called as foetus. It is an unborn offspring, from the embryo stage (the end of the…

Q: To which structures do the mesovarium, ovarian ligament, and suspensory ligament anchor the ovary?

A: The female gonad that lies in pair along either side of the uterus in the female body's pelvic…

Q: What is ovum?

A: The fusion of the sperm and the egg is what brings about the formation of the zygote, which will…

Q: What structural features of the endometrium and myometrium contribute to their functions?

A: Uterus is one of the important organ of the female body. It serves many important functions in the…

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: How do the amount and distribution of yolk influence gastrulation?

A: Gastrulation is a process in which the single layer of cells called blastula is arranged into a…

Q: Humans have three openings in an analogous place. Why is there a difference in the number of…

A: Hello! Since you have posted multiple questions we are answering only one question here as per the…

Q: What is the major function of the Placenta?

A: The placenta is an organ that develops in uterus during pregnancy. The placenta is the interface…

Q: Define ectoderm and andoderm?

A: Except the sponges, the growing embryo in all animals develops different layers of cells called as…

Q: What is the function of the placenta?

A: Placenta is formed after implantation of the embryo has occurred on the uterine wall. It is a…

Q: The myometrium is the muscular layer of the uterus, and the endometrium is the (a) serosa, (b)…

A: The uterus is the pear-shaped organ that belongs to the female reproductive system, and is located…

Q: In a developing Chicken embryo, what is the fate of the postanal gut?

A: Postanal gut is the the extreme end of the alimentary canal.

Q: In a developing chicken embryo, What is the fate of the post anal gut?

A: Evolutionary developmental biology is considered a new norm in evolutionary biology. It arose from…

Q: Which embryologic tissue develops into the spinal cord (mesoderm/ectoderm/endoderm)?

A: The formation of the embryo is one of the defining features of sexual reproduction. This embryo…

Q: What happens during the secretory phase of the endometrium?

A: The uterine cycle represents the cyclic changes that occur inside the uterus of a female.

Q: What is the function of labium?

A: The ancestors of present-day insects were probably worm-like arthropods with a simple mouth starting…

Q: What are the three germ layers formed during gastrulation?

A: Developmental Biology is the field of biology that studies the processes by which multicellular…

Q: How is the yolk formed?

A: Cells are the basic structural and functional units of life. These are the building blocks that make…

Q: How is the yolk formed in terms of embryogenesis

A: Embryogenesis is the course of improvement of an undeveloped embryo from the zygote. In…

Q: Which embryonic germ layer lines the inner surface of the archenteron?

A: Germ layer can be seen in embryonic development in animal embryogenesis. It is the layer of cells.…

Q: Regarding mammals, amphibians, and reptiles, explain thoroughly in what way does the inert yolk's…

A: Evolutionary developmental biology is considered a new norm in evolutionary biology. It arose from…

Q: What structures are derived from the ectoderm, mesoderm, and the endoderm?

A: Embryology is the study of development and growth of fertilized egg(zygote) into mature embryo. The…

Q: Gastrulation is brought about by an invagination of the blastula. True or False?

A: It is true.

Q: What is inguinal canal?

A: Abdomen commonly referred to as the stomach It is the area of the body between both the thorax…

Q: What would happen if a blastocyst implanted into the functional layer of the endometrium and a…

A: It is at the blastocyst stage of development that an embryo would normally move out of the fallopian…

Q: What is the difference in gastrulation and blastula process?

A: Answer : the difference between gastulation and blastula process is :    Gastulation is the stage of…

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…

Q: What are the three main cell types formed during gastrulation? Give examples of which tissues are…

A: gastrulation is a stage of embryonic development where gastrula is formed from single layer…

Q: what are the principal structures each germ layer gives rise to in the adult?

A: The zygote is a cell formed by the union sex cell of the male (sperm) and sex cell of the female…

Q: Name two organ-system derivatives of each of the three germ layers.

A: A germ layer is a gathering of cells in an undeveloped organism that collaborate with one another as…