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: Describe the movement of cells during early development that change an embryo from a blastula to a…
A: To describe: The movement of cells during early development that changes an embryo from a blastula…
Q: Which are the germ layers present in cnidarians? Which tissues of the animal do they originate?
A: Cnidarians, also known as coelenterates are mostly marine organisms and includes corals, hydras, and…
Q: During what process does the amnion envelop theembryo?a. embryonic foldingb. gastrulationc.…
A: The amnion refers to a membrane, which closely envelops the embryo when formed initially. It gets…
Q: Which is theextraembryonic membranewhose function is to storenitrogen wastes of theembryo? Is this…
A: The membrane that is known to assist the developing embryo is known as an extraembryonic membrane.…
Q: Is the mammalianembryonic development director indirect?
A: The process of embryonic development is otherwise known as embryogenesis. Fertilization is the…
Q: In a maximum of 15 sentences, explain the developmental processes that will happen to the fertilized…
A: Did you know that there were almost four million babies born in the United States in 2014? The birth…
Q: Describe briefly amniocentesis and its purpose.
A: The process of fertilization includes a sperm (male gamete) fusing with an ovum (female egg). In…
Q: What primary germ layer gives rise to the notochord? What is the function of the notochord?
A: Notochord It is a flexible, rod shaped body found in embryos of all chordates.
Q: What is the embryonic sac?Which are the cells that formthe embryonic sac? What aretheir ploidies?
A: The angiosperms are vascular plants that produce flowers and fruits, and they belong to the phylum…
Q: Name two structures derived from each of the three embryonic tissue layers: endoderm, ectoderm, and…
A: Two structures derived from each of three embryonic tissue layers are : Endoderm gives rise to…
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: What are the three typesof germ layers that formtissues and organs in animals?
A: The tissue is a group of cells that perform a specific function. Basically a group of cells who…
Q: Name the third tier of embryonal cells in pinus formed.
A: All plants come under the kingdom Plantae. They are eukaryotes, multicellular, and having cell…
Q: What is cephalization? How does lateral symmetry favor cephalization?
A: Symmetry is the balanced distribution of duplicate body parts or shapes within the body of an…
Q: Why must animals be modifi ed in the embryo stage?
A: In this question, we will discuss the fundamentals of how humans have learned to manipulate genetic…
Q: Explain the Tissue Stages of Development under Early Stages of Animal Development ?
A: The embryo in an animal develops, the cells start to divide, grow, and transfer in specific patterns…
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: what structure is the pointer pointing to? O Notochord what germ tissues are those structutres made…
A: There are different types of body structures, each specified for a particular function. These…
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: 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 cell divisionduring the first stage of theembryonic developmentcalled? How is this…
A: The process by which a parent cell divides into two identical daughter cells, is called Cell…
Q: ''In the early cleavage stages, when the embryocannot yet feed, the developmental program is driven…
A: The series of cell divisions that occur in a fertilized egg as it begins t develop into embryo is…
Q: Define ectoderm and andoderm?
A: Except the sponges, the growing embryo in all animals develops different layers of cells called as…
Q: n the ventral surface of the embryo series of tissue blocks lateral to the neural tube a…
A: somures eventually differentiate into dermis, skeletal muscle, cartilage, tendons, and vertebrae.
Q: Describe the events that occur following fertilization ofthe oocyte and the process of implantation…
A: The menstrual cycle of a woman repeats itself every 28 days and consists of four phases namely the…
Q: What mechanisms have evolved in animals with(a) external fertilization and (b) internal…
A: The process that involves fusion of the male and female gametes namely sperm and ovum respectively…
Q: After the blastula stagewhat is the following stage ofthe embryonic development?What is the passage…
A: The process by which the embryo forms and develops is known as embryonic development. It includes…
Q: What determines the antero-posterior polarity in vertebrate embryos?
A: The Anterior-Posterior (AP) axis is an embryonic axis that helps the animals to travel…
Q: Why are the ectoderm and endoderm called the “germ” layer?
A: Gastrulation is the process of the embryonic development in which cell movements establish the…
Q: Are the extraembryonicmembranes the same in allvertebrates?
A: An embryo is an early phase development for an unborn baby. A small fertilized egg divides and grows…
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: In which type of animalsdoes the placenta exist? Whatis its main function?
A: The placenta is a large organ that develops during pregnancy. It is usually attached to the uterine…
Q: Ectodermal Derivatives of the Developing Chick Embryo A. 33-hour Chick Embryo Transverse…
A: 1. Neural is situated in the region of or on the same side of the body as the brain and spinal cord…
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: Differentiate Protostomes from Deuterostomes in terms of germ layer formation
A: The most significant difference between protostomes and deuterostomes arises due to the…
Q: Describe how the embryo changed from earliest stage to the latest stage of each animal.
A: Embryonic development is studied to visualize similarity among different organisms' developmental…
Q: Describe embryonic gastrulation in protostomes vs. Deuterostomes
A: Protostomes: The clade of animals originally thought to be characterised by the formation of the…
Q: What is the importance of sensory cephalization in animal survival?
A: Cephalization is the process in animals by which nervous and sensory tissues become concentrated in…
Q: What generalizationscan you make aboutthe location ofmesoderm, whenpresent, during andafter…
A: Embryology is about the study of zygote and embryonic and organ development in plants and animals.…
Q: What structures carry the egg from the ovaries to the uterus? Are these structures the same in all…
A: Introduction The ovary is a female reproductive organ that produces an egg called an ovum. This goes…
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 is the coelom? Towhich structures do coelomsgive birth? Are all animalscoelomate?
A: The alimentary canal or the gut is the long and coiled tube that extends from mouth to anus. It…
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: How the fertilized egg of a multicellular organism becomes an adult?
A: The reproductive system(male and female) is a complex system with a number of interconnected…
Q: How different are reptilesand birds concerning themaintenance of bodytemperature? Are birds rare…
A: Birds belongs to the class Aves, phylum Chordata. The birds are the warm-blooded vertebrates…
How are animals classified
according to the germ layers
present in their embryonic
development?
Step by step
Solved in 2 steps
- Which is theextraembryonic membranewhose function is to storenitrogen wastes of theembryo? Is this functionpresent in placentalmammalian embryos?Which tissues and structures develop from ectoderm? frommesoderm? from endoderm?What generalizationscan you make aboutthe location ofmesoderm, whenpresent, during andafter development?