From which of the following is the embryo developed? Trophoblasts Inner cell mass Blastocoelen The yellow sacks

Q: If an embryo splits at the two-cell stage, each of the resulting identical twins will have its own…

A: Identical twins:  The splitting up of the embryos into two at the two-cell stage leads to the…

Q: D А- -E B- C- OALL

A: Structural changes occurs in different stages of chick embryo.The 72 hour chick embryo shows the…

Q: Which phase of development does blastopore form Cleaveage Organogenesis Blastulation/blastula…

A: Gastrulation  is the phase of development in which blastopore form Cleaveage. Blastopore is a…

Q: Which of the following cell layers is not necessary to be considered a eumetazoan? a. Ectoderm…

A: Eumetazoans are the animals which are characterized by the presence of true tissues organized into…

Q: (SEE IMAGE) Label them properly! 72-hour Chick Embryo Transverse Sections

A: Hi! Thanks for your question. As you have posted multiple images, according to our company…

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: Choose the best of the following The identity of each segment of a developing embryo is…

A: the embryo is the structure formed by the division of zygote. it is the embryo that develops into an…

Q: Which process occurs between the zygote and the embryo stage

A: Fertilization is the process of fusion of the male gamete and the female gamete, resulting in…

Q: Label the chicken embryo

A: Embryo It is defined as the stage of development which is found in sexually reproducing organisms.…

Q: Which of the following cells canundergo meiosis?a. the diploid body cells of an animalb. haploid…

A: Meiosis is a type of cell division that is a reduction division. In this division, the chromosome…

Q: Which statement below concerning oogenesis is FALSE? About half the oogonia complete mitosis between…

A: Introduction  The life starts from single cell called Zygote. A zygote is formed by the fusion of…

Q: The _______ is an important structure for waste storage in birds and some mammals, but not in…

A: Extraembryonic membranes are the layers enclosing the embryo inside the uterus. There are four…

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: Which of the following has three germ layers? (a) morula  (b) gastrula (c) blastula (d) blastocyst…

A: Answer is b.)  gastrula.

Q: The fusion of a sperm and an egg cell initally produces which of thefollowing?a. blastocyst d.…

A: There are 2 types of cell namely somatic cells and germ cells. Germ cells are aimed to produce…

Q: Which of the following will result in identical twins?a. fertilization of two eggs by two different…

A: During fertilization, the sperm and egg recognize each other, the sperm fuses with the egg, joining…

Q: What part of the blastocyst develops into the embryo?a. Yolk sacb. Placentac. Polar bodyd. Inner…

A: The time taken for the complete development of the fetus inside the uterus is known as the…

Q: A gastrulation does NOT Select one: A. Consist of endoderm, mesoderm, and ectoderm B. Result in the…

A: In developmental biology, gastrulation is a stage early in the embryonic development of many…

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: When the embryo is implanted, what developmental stage this be? cleavage fetus blastula gastrula

A: Sexual reproduction in humans includes a fusion of sperms and eggs to form a zygote.

Q: At what phase of development would a mouse embryo appear me similar to a chick embryo? Blastula…

A: THE STAGE OF DEVELOPMENTIS BLASTULA STAGE.

Q: Which of these is mismatched?a. chorion—sense perceptionb. yolk sac—fi rst site of blood cell…

A: Animal development is the process in which a fertilized egg undergoes cell division and cellular…

Q: Which of the following is not derived from the ectoderm? a. adrenal medulla b. epidermis of skin c.…

A: The cell is known to be the fundamental unit of all life forms. Those who are similar in functions…

Q: Which of the following extra-embyonic membranes become the embryonic portion of the structure…

A:

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: By the end of gastrulation the [Select] * has surrounded the outside of the embryo, the [ Select ]…

A: Gastrulation refers to the process by which a gastrula is formed from a blastula. Grastrula is the…

Q: After fertilization a developing embryos goes through several changes. At about 2-3 days, what is…

A: During fertilization the haploid gametes, that is, sperm from a male and secondary oocyte from…

Q: You separate the blastomeres of a four-cell animal embryo and discover that each cell| develops into…

A: The cleavage is the cell division pattern in early developmental phases. It is slightly different…

Q: Put “disappear”, if they disappear in the process of development and put the word “dissolved”, if…

A: Introduction Embryonic development is also called embryogenesis. It is the process where development…

Q: Early Embryonic Development Match the following terms to the descriptor. NOTE: If you want to change…

A:

Q: Which of these produces blood cells and germ cells at the early stages of fetal development? O…

A: The yolk sac is responsible for producing blood cells and germ cells during the early stages of…

Q: Which of the following extra-embryonic membranes becomes the embryonic portion of the structure…

A: Extraembryonic membrane are the extra membrane that are formed outside the growing embryo . There…

Q: Illustrate an egg in early cleavage, distinguish this stage from thise that follow (2,4,8 cell…

A: In developmental biology, several stages are there which determines the development of the fetus…

Q: In the development of a "three-parent baby", the third parent donates which of the following?…

A: Here, first and second parent donates egg and sperm and contribute to the genetic makeup of the baby…

Q: What is the third layer that forms as a result of gastrulation in some animals? mesoderm endoderm…

A: Gastrulation is the cycle during early stage advancement that changes the incipient organism from a…

Q: This is the outermost layer that protects from water loss but allows for gas exchange: amnion…

A: An embryo is present at an early stage of the development of a multicellular organism. The formation…

Q: Which of the following does NOT happen in the germinal period? a. dividing mass of cells travels to…

A: During the nine months of a female's pregnancy, an infant goes through a lot of changes. An infant's…

Q: fertilized ovum of a dog

A: (Canine) egg treatment  Ovulation in many bitches happens between 48-60 and 72 h from the beginning…

Q: An early stage embryo consisting of mutiple layers is a blastula O True False

A: In mammals, a blastula is an initial phase of embryonic development.

Q: Which of the following cells develops into a human embryo?A. TrophoblastB. Extraembryonic membraneC.…

A: The blastocyst is a structure and is formed in mammals’ early development. It consists of ICM (inner…

Q: In the blanks below, identify the essential developmental process (NOT developmental stage)…

A: The every organism's embryo undergo the different developmental stages so that all the structures…

Q: Which of the following statements is true: O invagiantion is folding of cells that happens early in…

A: Blastocoel is a fluid filled cavity in blastula. First the morula(60 or more cells) is formed then…

Q: Fill in the blank: The embryonic stage is completed by the end of the ___________________ week of…

A: Introduction: The embryonic stage is the period of human development in the uterus of mother. It is…

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: After the eighth week of development an embryos is referred to as what?

A: After the 8th week of development, the embryo is referred to as "fetus"

Q: Gastrulation occurs to form which three tissues? O hypoblast O ectoderm mesoderm O endoderm O B, C,…

A: During the early stages of embryo development, a multitude of signals are being released, some of…

Q: Events that occur from fertilization to the development of an embryo in animals

A: Answer: Introduction: Embryonic development in animals is also known as embryogenesis, is the growth…