QUESTION 5 Match the term to the correct description. + Blastomeres A. Small cells formed during cleavage * Blastula B. Where yolk is concentrated in frog embryos C. Site of the blastocoel in animal embryos + Blastocoel D. Fluid-filled cavity surrounded by the blastula + Vegetal pole E, A hollow ball of cells * Animal pole

Q: QUESTION 17 What is neurulation? O a. The process by which structures become complex and…

A: Some transcription factors play a key role in the formation of the neural tube. These transcription…

Q: The seven-day blastocyst: A. has a single layer of trophoblast at the embryonic pole B. has an…

A: The correct option is C.

Q: Which of the following structures secretes the hormone that sustains the corpus luteum during the…

A: Corpus luteum is a temporary endocrine structure involved in ovulation and early pregnancy.  The…

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: Regarding oogenesis, diplotene stage begins at a.birth b.Meiosis II c.7th month of fetal…

A: Diplotene is defined as the stage of meiosis II during which the homologous chromosomes remain…

Q: Which of the following releases human chorionic gonadotropin (hCG)? a. inner cell mass b.…

A: Human chorionic gonadotropin (hCG) has properties similar to those of luteinizing hormone of…

Q: The cells that give rise to gametesa. are derived from the mesoderm.b. often arise independently…

A: The term ‘reproduction’ is used for the process in which an offspring is produced from their…

Q: The Life Cycle of the Horse Embryo Process 2 Zygote Process Gametes Process 3 Reproductive organs…

A: The life cycle of a horse, like many other sexually reproducing organisms, involves a series of…

Q: You are discussing the process of implantation to a couple who has been unsuccessfully trying to…

A: In the picture depicting the mitotically active cells of the developing placenta during…

Q: Observations of the developing chick embryo reveal that skeletal muscles develop from the…

A: The neural crest is often termed the fourth germ layer. It develops from the neural tube from the…

Q: developing

A: Following the formation of blastula, the blastomeres undergo dramatic movements that change their…

Q: Question 7. When does differentiation occur in egg development?

A: Cellular differentiation is a multi-step process involving the coordinated regulation of genes by a…

Q: Which of the following correctly identifies the stages in embryonic development between weeks 2 and…

A: Fertilization is a process in which haploid male gamete (sperm) fuses with the haploid female gamete…

Q: Given these structures:(1) blastocyst (2) morula (3) zygoteChoose the arrangement that lists the…

A: Embryonic development is an intricate process where a large number of genes, proteins, enzymes, and…

Q: Which type of cleavage leads to the development of a bird?

A:

Q: The outermost germ layer in a vertebrate gastrula is the____ . a. endoderm c. mesoderm b. ectoderm…

A: BASIC INFORMATION  FERTILIZATION  It is the process of the fusion of the male as well as the female…

Q: Xiaoli is 23 years old female swimmer. She tested negative for the bar body test and positive for…

A: 46, XY with androgen insensitivity Reason: The overall first of all Bar body test is negative.…

Q: The process of gastrulation forms the _______. a. blastula b. zygote c. organs d. germ layers

A: Embryogenesis refers to a process in which the development of an embryo takes place. An embryo can…

Q: Why is the frog pattern of cleavage different from the sea urchin pattern of cleavage? Group of…

A: Option B

Q: 9 P W عليكم 3 Question 7 F Select one: O a. The late blastocyst implants into the endometrium…

A: The objective of the question is to identify the component of the blastocyst that plays the most…

Q: Question 2 of 10 Question 2. If an embryo that contains neural crest cells that are migrating from…

A: Neural crest cell migration is required for the proper development of the body of a fetus. It is…

Q: Question 6 Which is true about oogenesis? a. The process of oogenesis occurs in the uterus Ob. The…

A: Oogenesis is the process by which oogonia or female germ cells go through meiosis to develop into…

Q: Label each tissue with the specific source germ cells: v Gastrointestinal tract A. Intermediate…

A: We are tripoblastic organisms that means we contains three types of germ layers that includes…

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: In the development of amniotes (reptiles, birds, mammals), the defining feature of gastrulation…

A: Answer is : primitive streak The beginning of gastrulation is marked by the appearance of a groove…

Q: Somites a. begin forming at the tail end of the embryo and then move forward in a wavelike…

A: Introduction: Somites can be defined as the longitudinal series among other series of blocklike…

Q: You are working in a research lab investigating imprinting. You have created some zygotes by…

A: Introduction Imprinting is an epigenetic phenomenon in which genes express themselves in a…

Q: Which of the following is generated by the totipotent fertilized egg, but not by the pluripotent…

A: Stem cells are specialized cells in humans which have the capacity to develop into different cell…

Q: Fill up the question correct asap

A: Connective tissue refers to the tissue that supports, connects, separates, or combines with other…

Q: Of the following cell types, which one would be most likely to exist in the G0 state?   A. An…

A: The G0 phase is a type of the resting state also known as quiescence state. in this cells stay until…

Q: Is the sulcus limitans present at the 72-hour stage? State the derivatives of the sacculus and

A: Embryo development is a process that occurs after the process of fertilization has occurred and the…

Q: Somites develop froma. paraxial mesoderm.b. intermediate mesoderm.c. lateral plate mesoderm.d. head…

A: Somites can be defined as the paired and block-like structures of paraxial mesoderm present in the…

Q: Layer A Layer B Layer C

A: Layer A is called ectoderm and nervous system develops from this layer .

Q: In mammals, primordial germ cells migration ends when they reach the _________________   posterior…

A: Primordial germ cells (PGCs) are highly specialized cells that act as precursors of gametes, which…

Q: Genetics Question 3

A: The SRD5A2 gene provides instructions for making an enzyme called 5-alpha reductase 2. This enzyme…

Q: 1. Which of the following layers protect the mammalian oocyte during ovulation? * a. cortical and…

A: Structure of mammalian Oocyte:  mature mammalian Oocytes have many layers before ovulation- Follicle…

Q: Flagellum is a name for Answers A. the fringe-like folds move the egg down the fallopian tubes. B.…

A: Kidneys are the paired, bean-shaped organs that are located below the rib cage, one on either side…

Q: Which of the following organisms would NOT undergo gastrulation? a. fungi and sponges b. worms and…

A: ANSWER Which of the following organisms would NOT undergo gastrulation? a. fungi and sponges

Dissection

Dissection is the process of cutting up the tissue of a dead or live animal or plant, to do anatomical studies and surgical treatments. The purpose of dissection is to learn more about the overall structure of organs and organ systems and thereby understand the physiology of the organism.