Q: Is the sperm or the egg responsible for the sex of the chicks?
A: Sex determination is process by which the sex of the foetus can be determined. The sex in organisms…
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: 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 functions of the trophoblast?
A: The embryo can be defined as the early stage of development of a multicellular organism. In general,…
Q: What is internal fertilisastion?
A: Fertilization is the process by which male and female gametes are fused together, initiating the…
Q: What are the archenteron and the blastopore? What is the stage of the embryonic development in which…
A: Gastrulation is the phase in the embryonic development of animals. During this phase, the blastula…
Q: What are the stages of egg cell development in humans?
A: Oogenesis is the growth process of a primary egg cell into a mature ovum in the human female. There…
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: 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 will the plumule become after the embryo grows? what will the radicle become after the embryo…
A: After the seed receives the necessary conditions for growth such as water, oxygen, right…
Q: What is an amnion?
A: The question asks about the amnion.
Q: How does the egg get from the ovary to a fallopian tube?
A: Reproduction is essential for the production of the healthy offspring and it is not necessary for…
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 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 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: What are the types of twins and which of them share a placenta and amniotic sac ?
A: Twin pregnancies occur when the mother conceives two fetuses. Twins are classified based on the…
Q: What are the cells producedin the first stage of theembryonic developmentcalled?
A: The process in which the embryo forms and develops is known as embryonic development.
Q: What is the function of the tube feet?
A: Tube feet are the special type of structure found in echinoderms such as sea stars, brittle stars…
Q: What is developmental mechanism?
A: In biology, a mechanism is a system of causally interrelated elements and processes that result in…
Q: What are some of the uses for the yolk from the fleece of a sheep?
A: Sheep are quadrupedal, ruminant warm blooded creatures normally kept as domesticated animals. Like…
Q: What triggers activation of the egg?
A: The sperm of several species are attracted to the eggs of their own species by the process of…
Q: Comparision between coleoptile and coleorhiza?
A: Plants are autotrophs. They are called so because they are not dependent on other organisms and can…
Q: What are the 3 major surprises emerged from TADS?
A: TADs are outlined as regions whose DNA sequences preferentially contact one another. They were…
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 layer is responsible for encasing the growing embryo?
A: An embryo is an early stage of development that is present in a multicellular organism. Embryonic…
Q: When is amniocentesis performed?
A: Fertilization is key process in sexual reproduction. When male and female gamete unites successfully…
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: What is the germ layerfrom which the coelomsoriginate?
A: During embryonic development, three germ layers are formed. They include an outer layer called…
Q: In gastrulation explain reorganition of the embryonic cells, formation of germinal layers and name…
A: Gastrulation is a process that occurs during embryonic development in which the embryo from a…
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: Describe the Amniocentesis procedure?
A: Amniotic fluid is a watery liquid formed from maternal plasma inside the amniotic sac of the…
Q: What is gastrulation? Howduring gastrulation are thefirst two germ layers formed?What are these germ…
A: Reproduction is the process of development of new offspring from the existing organisms. It is of…
Q: What is the technical term for the fertilized egg?
A: The process of fusion of gametes from male and female parents is called fertilization. The sperm is…
Q: What are germ cells?
A: In humans, mainly 2 types of cells are present; germ cells and somatic cells.
Q: How does the embryo get nourishment inside the mother’s body?
A: Embryo means the developing offspring from the time of approximately 2nd to 8th weeks after the…
Q: Concerning reproductionwhat is the function of thetesticles?
A: Introduction: Testicles are one of the male reproductive organs called as male gonads. These are…
Q: What are the benefits of the Amniocentesis procedure?
A: In an amniocentesis procedure, a sample of amniotic fluid from the uterus is removed. With the use…
Q: How does the sperm reach upto egg and how does it enter into the egg?
A: Fertilization is the process in which a sperm and egg are fused together in the uterine tube of the…
Q: What is indirect development?
A: Development involves the functional and physiological maturation of an individual. It is a…
Q: what is amniocentesis?
A: Prenatal genetic tests are conducted before the birth to detect any genetic disorder. It helps to…
Q: Name a gene that will disrupt somitogenesis and describe its effects on formation of the axial…
A: Introduction: Somitogenesis is the process through which somites form. Sockets are bilaterally…
Q: Identify the types of movements during gastrulation. 2. Based on your answer in question 1, discuss…
A: The process of the formation of gastrula from the blastula is called gastrulation. It involves…
Q: In a chicken embryo, What is the double membrane separating the pharyngeal pouch and furrow?
A: The animal body is a very complex creature made up of several systems. Each system in the body has a…
Q: What is a doula? What does human development research say about the use of support during labor?
A: The term doula is derived from a greek word which means helper or maid servant. A doula is not…
What is the expansion of TADS?
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