Explain fertilization of sea urchin from Recognition of egg and sperm, Gamete fusion

Q: Write notes on holometabolous development

A: Metamorphosis is the biological mechanism by which an animal physically develops after birth or…

Q: Enumerate and describe the patterns of cleavage exhibited by the frog.

A: Cleavage is a process that occurs in early embryogenesis, whereby a single fertilized egg cell (the…

Q: pathways during

A: Introduction : Oviposition :-It involves the deposition of the mature egg outside the body of the…

Q: State the function of homeotic genes. Describe how nurse cells in fruit flies can affect larval…

A: Homeotic genes are a group of genes that control the pattern of body formation during early…

Q: Write detail essay on fsh, LH and gametes.

A: Reproductive system is a process which requires the action of the hormones from the gland called as…

Q: Explain how the formation of the primitive streak during gastrulation relevant to the primitive…

A: The emergence of the primordial streak in the caudal portion of epiblast layer, which is a sign that…

Q: Contrast developmental activities in embryos before and after they reach the mid-blastula…

A:

Q: Discuss the process and pathways of fertilzation in turtles. Also provide or show a diagram how does…

A: In Males there's have one or two penises that pass sperm from their cloaca to the cloaca of a female…

Q: identufy the vesicouterine pouch B A 0000С B С A E D D E

A: This question is from female reproductive system.

Q: If the egg is fertilized it will develop in the

A: Fertilization is the process of a sperm fusing with an ovum. When the egg moves down the Fallopian…

Q: Draw a model of female reproductive system of frog showing structures and pathways during…

A: Due to their amphibian status, frogs may live both on land and in water. When they are eggs, they…

Q: Describe the process of Neurulation, formation of neural crest & placodes, and the derivatives and…

A: The central nervous system's brain and spinal cord eventually diverge from the neural plate by a…

Q: Compare and contrast embryogenesis and morphogenensis and Outline the difference of somatic…

A: Embryo  Embryo is the developing young one of multicellular organisms.

Q: Write the Patterns of embryonic cleavage and whole mechanism of cleavage. Write gastrulation in sea…

A: Cleavage is the division of cells in early embryo. There may be equal or unequal divisions.

Q: Differentiate the primitive streak of the 24-hour from the primitive streak of the 18-hour

A: Primitive Streaks and its peculiar shape at various stages--- Primitive streak is very important…

Q: Describe the process of germ cells migration in mammals.

A: The line of germ is that the sex cells (eggs and sperm) employed by genetic material to transmit…

Q: Which stages of development listed below are solid (do NOT contain a hollow space)? Select all that…

A: The embryo is the early stage structure formed inside the female parent body during the process of…

Q: Define common prostatic and spermatic duct on earthworm?

A: Earthworms are hermaphrodites but they cannot fertilize their own eggs because of the relative…

Q: Give the process of internal fertilization in turtle. Show illustration how the fertilization…

A: Turtles are a type of reptile known as Testudines. They are distinguished by a shell made primarily…

Q: Draw the H. nana egg and adult

A: H.nana or hymenolepiasis is caused by tape worm or cestode species. It is also called as dwarf tape…

Q: Explain how the flat embryonic disc takes on the cylindrical shape of a tadpole.

A: The embryo is the first phase of the development of the offspring. The life cycle starts shortly the…

Q: Describe the events that lead to slow and fast blocks to polyspermy and the differences between the…

A: Question - Describe the events that lead to slow and fast blocks to polyspermy and the differences…

Q: Briefly discuss the important events occurring during gastrulation and neurulation in avian…

A: Gastrulation is a process during embryo development where the zygote undergoes cleavage and forms a…

Q: Illustrate a model of female reproductive system of frog showing structures and pathways during…

A: Oviposition is a widespread process in vertebrates apart from eutherian mammals, and it refers to…

Q: Show a model of female reproductive system of turtle showing structures and pathways during…

A: An early scientist who made useful noteson the status of the sea turtle reproductivetract was J. R.…

Q: Give a brief summary of the two-step procedure for identifying the tunicate embryo's marginal cells.

A: Tunicates are marine invertebrate chordates that are vertebrates' closest relatives. Ascidians are…

Q: define asexual reproduction and describe two methods of asexual reproduction in animals

A: Asexual reproduction is a kind of reproduction in which there is no fertilisation since only one…

Q: oviposition for

A: Oviposition is the process of expelling eggs from the oviduct to the external environment.

Q: State one way in which Xenopus and chick development are same and one way that they differ? ASAP

A: The process of development of an animal is known as developmental biology. This process may follow…

Q: Describe development of an animal from zygote to infant.

A: A fascinating and complex process is the growth of an animal from a single fertilized cell, known as…

Q: reproductive

A: Turtle- It is an reptile belongs to order Testudines. these are mainly characterized by a shell…

Q: Explain the action or effect of moult-inhibiting hormone in insects development (exclusively in…

A: Molt-inhibiting hormone (MIH) is a principal endocrine hormone regulating the growth in crustaceans.

Q: Cite two examples of hermaphrodites and their means of preventing self-fertilization.

A: It is critical to learn and know the anatomy and physiology of the body. Many changes in the animal…

Q: Give account of events that occur following mating and before the onset of cleavage in mammals

A: The vertebrate animals that have the ability to give birth to young ones and can provide nourishment…

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: Elaborate on the oviposition process of female turtles. Provide the pathways included in the…

A: INTRODUCTION Any reptile having a bony shell, including tortoises, is classified as a turtle in…

Q: Name and describe three key developmental steps in thedevelopment of a single-celled zygote to a…

A: Fertilization is a process whereby two gametes fuse together to form a zygote. Although the details…

Q: With regard to early cleavage in the sea urchin, is the entire zygote involved in early cleavage?…

A: Understanding the development processes can help us understand how different organisms evolved and…

Q: Describe the different types of hermaphrodites

A: Hermaphrodites are organisms or creatures with both male and female reproductive organs.…

Q: Identify the three embryonic germ layers and name theadult structures that are derived from each

A: In this process the formation of the germ layers. In which ultimately the formation of the organs is…

Q: Explain in-vitro fertilization and embryo transfer in brief.

A: Introduction In this question we will explain in-vitro fertilization and embryo transfer.