11, The following is correct regarding embryonic development

Q: 4. Some stages in the development of an individual are listed here. A = differentiation of cells…

A: When sperm fertilizes the ovum, then the formation of a zygote occurs. The zygote undergoes cleavage…

Q: 3. Identify the stage of meiosis for the following cells: а. b. с.

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Fill in the blank:  _________________ on the inner lining of the uterine tube aid in moving a…

A: Embryo genesis is the formation of embryo and for this process to occur, ovary releases 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: Prevents implantation of an embryo.

A: IntraUterine Devices prevents implantation of an embryo. It hinders implantation.

Q: Which of the following structure develops into only the fetus? A. Blastocyte B. Zygote C.…

A:

Q: 35. The differentiation of the primitive gonads into testes or ovaries depends on the presence or…

A: The Y chromosome have SRY gene which is referred to as the sex determination region. This is present…

Q: II. This type of cell division occurs during the formation of both sperm and ovum. The first meiotic…

A: Answer is option d.) one secondary oocyte and one polar body.

Q: Oogenesis produces_viable cell/s, and spermatogenesis produces_ viable cell/s О 4,2 О 1,4 O 4,4 O…

A: Spermatogenesis and oogenesis are the processes of formation of male and female gametes.…

Q: There are 5 primary oocytes that will undergo cell division, How many functional egg cells will be…

A: The journey in short of an oocyte is as follows- the egg follicle is activated, the egg grows and…

Q: 25. Which structure in development is composed of embryonic stem cells? 26. At which stage in…

A: After fertilization, the zygote and their associated membranes, which together called conceptus will…

Q: -3. The figure below shows cleavage stages in an embryo. From studying the photographs, what can you…

A: On fertilization, the zygote undergoes cleavage. That is the process of development of multicellular…

Q: 5. In the Diagram to the left for each of the abeled ayer. (ectoderm, endoderm or mesoderm) organs…

A: During the process of gastrulation three embryonic layers are formed by which different organs and…

Q: 110. The second week of development, which of the following embryonic tissues actively invades the…

A: Introduction  The study of how animals and plants grow and develop is known as developmental…

Q: Question 11 Which is TRUE for embryonic development of prc O Lacking three germ layers O…

A: A protostome could be a cluster of animals that has invertebrates like arthropods (insectsand…

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: 4. a. Briefly explain how the mutation in one gene can trigger a cascade of genetic impacts in the…

A: The structure, morphology and behavior of organisms are dependent upon its genes. These genes are…

Q: 32. What stage of embryo development is this? 33. Name the structure

A: Developmental biology is the branch of biology in which the development of the organisms from the…

Q: _1. Chamber that houses the developing fetus 2. Canal that receives the penis during sexual…

A: Since you have asked multiple questions, we will answer only the first three questions for you. If…

Q: give the Significance  of the ff   Cleavage to embryogenesis       CAMs and Junctional…

A: * cleavage means  division of cells in  embryo . * The cells formes as result of  cleavage are…

Q: uring the embryonic period each of the three germ layers gives rise to a number of specific tissues…

A: Triploblastic animals have three germinal layers (ectoderm, mesoderm and endoderm) during embryonic…

Q: 9. It give some ideas on the developmental stages of certain animals * Chemical embryology…

A: It is related to developmental biology and embryology in which different stages of development of an…

Q: 1. What do you notice to the embryos at their earliest stage? 2. Observe the embryos from their…

A: A multicellular organism's embryo is the first phase of development. Embryogenesis is the stage of…

Q: 44 A full-term newborn has respiratory distress. Ultrasonography shows that the abdominal organs…

A: Abnormal embryonic development is when an embryo has genetic abnormalities and and its effects 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: Why are the cell movements (i.e. invagination, involution, epiboly) important in proper development…

A: The study of embryo development is known as embryology. This covers the transformation of a…

Q: Why are spermatozoa created by meiosis and not by mitosis?

A: Cell division is the series of steps by which a parent cell is divided into daughter cells. It is…

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: 7. Which sequence represents the correct order of events for the formation and development embryo?…

A: Reproduction is the process which is responsible for producing the young ones.

Q: From which of the following is the embryo developed? Trophoblasts Inner cell mass Blastocoelen…

A: Embryo is formed from the  zygote and zygote is formed by the union of the male and female gametes.…

Q: 14. Female gonads that produce eggs and the female sex hormones. About 3 cm by 1cm in size 15.…

A: 14) Ovary : these are female primary sex organs and here oogenesis or process of formation of female…

Q: 7) List 2 processes that the placenta takes over by the end of the first trimester in humans.

A: The placenta takes over the production of progesterone and human chorionic gonadotropin by the end…

Q: D E Figure 42.11 Use the figure above showing human embryonic developmental day 14 to ans The…

A: Embryo is pre birth stage. It is formed just after fertilization and is followed by fetal stage. It…

Q: Which of the following statements is FALSE? The primary spermatocytes undergo mitosis. Secondary…

A: The life process of the formation of a new organism from existing organisms is called reproduction.…

Q: 3: Embryonic development from zygote through gastrulation

A: The early stages of embryonic development begin with fertilization.

Q: 3. Which process (fertilization, meiosis, or mitosis) forms each of the following: Sperm plant…

A: In a life-cycle, cell division is most important for the reproduction process. First, we understand…

Q: The cell formed after fertisation is called:         I.   Foetus        II.   Zygote       III.…

A: Fertilization is the process of fusion of male and female gametes. It is one of the essential…

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: 6.The process where homologous chromosomes come together to form a tetrad is called A crossing over…

A: The answer is SYNAPSIS.

Q: 8. In the schematic of spermatogenesis below: name the processes A, B, C and D and m labeled cells.

A: Spermatogenesis is the development of sperm cells in male reproductive organs or particularly…

Q: construction worker most of his life, and has been frequently in in contact with asbestos. Wha is…

A: Note : Hi. Since you have asked many questions, we will solve first two questions, if you want us to…

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: 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: Why are spermatonta created by meiosis and not by mitosis?   2. Why is the formation of polar…

A: BASIC INFORMATION  REPRODUCTIVE SYSTEM  Genital system is the another name for this system. The…

Q: Outline the events of oogenesis. Why is oogenesis a significant process for egg production

A: A small group of cells in the outer region of the cortex are developed into millions of primordial…

Q: 1. Shortly after implantation, tissue from the embryo normally grows into the wall of D с. C B d. A…

A: The given figure is that of female human reproductive system .