Which of the following structures give rise to pharyngeal (branchial) arches cranial nerves O Neural tube Neural crest cells Pharyngeal pouch endoderm Pharyngeal cleft ectoderm

Q: Fertilization is the first step in sexually reproducing species. A cortical reaction failure that…

A: Fertilization is the process of fusion of nuclei of two haploid reproductive cells, sperm (n) and…

Q: The brain and spinal cord develop from a longitudinal ectodermal channel called the _____.

A: Brain and the spinal cord consists of the central nervous system of the body and the nervous system…

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: Compare and contrast between the following: (1) Medio-lateral intercalation and radial…

A: The layers of a human embryo, from innermost to outermost, are the endoderm, mesoderm, and ectoderm.…

Q: ndicate if it disappears or dissolved in the process of development. •amniotic cavity •blastula…

A: Embryonic development in plants and animals refers to the morphological and biochemical changes that…

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 dorsal hollow nerve chord of chordates derives from the [Select ] * and is found v [Select ] Fto…

A: All the animals on the planet are classified under kingdom Animalia. The animals are classified…

Q: oogenesis.

A: oogenesis -In the human female reproductive system, growth process in which the primary…

Q: I. Determine the vertebrate where each part is present. Write the letter only. E. Snake F. Chicken…

A: Vertebrates  The organism whose spinal chord protected by bony or cartilaginous bone.

Q: Which of the following mammalian structures is derived from one of the extra embryonic membranes?…

A: Introduction An extraembryonic membrane is one of the membranes that aid in embryo development. Such…

Q: Birds, reptiles and insects have something in common as far as the development of their embryos.…

A: Answer :- Birds, insects and reptiles are higher vertebrate . All of these are developed from…

Q: Match the germ layer with the correct derivative Gastrodermis v [ Choose ] Ectoderm Endoderm…

A: There are 3 germ layers ectoderm, mesoderm and endoderm giving rise to different organs in…

Q: Which of the following rows correctly identifies the development of the germ layers? Select one:…

A: The germ layers are an embryonic collection of cells that aid in the creation and development of…

Q: For each of the following systems, indicate what embryonic cell layer they originate from skeleton v…

A: A germ layer is a group of cells in an embryo that interact with each other in a developing embryo.…

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: Which of the following traits do human embryos possess? O A tail O Webbed fingers and toes O Gills O…

A: Embryology is the study of the development of embryos and by comparing these developing embryos of…

Q: In mammals, distinguish and differentiate the following germinal layers. Identify the organs that…

A: Introduction :- Mesoderm interacts with endoderm and ectoderm during organogenesis to give rise to…

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: In anatomy lab, Thaya pointed to the vertebrae of a cadaver and said “sclerotome.” He pointed to a…

A: The three primary embryonic germ layers termed the ectoderm, mesoderm, and the endoderm function to…

Q: What is/are major tissue that develops from ectoderm (select all correct answers)? O Nervous system…

A: During sexual reproduction, a haploid sperm fuses with a haploid egg to give rise to a diploid…

Q: Does the gut extend into the tail?

A: Chick develops after 21 days of incubation from the fertile egg. It develops by fertilization,…

Q: Which of the following occurs to the blastocoel during Xenopus development?     is replaced by the…

A: Xenopus It refers to the genus of highly aquatic frogs that are mostly found in the regions of…

Q: O Occurs in protostomes and involves mesodermal tissue that is located in the space between the…

A: Ans- Occurs in protostomes and involves mesodermal tissue that is located in the space between the…

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: Which of the following best describes the cloaca in nonmammalian adult vertebrates? O It is a…

A: Vertebrata is a phylum in which the animals have a vertebrae or vertebral column to support the body…

Q: Which of these becomes the gastrointestinal tract? mesoderm endoderm ectoderm all of the above none…

A: The Gastrointestinal (GI) structures are the structure amidst the mouth and the anus.

Q: write a correct terminology/word on column B that meet the description of column A 1. the germ cell…

A: Gastrulation is the process by which primary germ layers namely ectoderm, mesoderm, and endoderm are…

Q: Among the germ layers and developmental structures below: What is/are the FORMED ANATOMICAL…

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

Q: Which of the following tissues of the limb does not arise from lateral plate mesoderm? fascia blood…

A: Lateral plate mesoderm It is the mesoderm which can be found at the periphery of embryo. It is…

Q: Muscles are formed by the Group of answer choices   A. ectoderm B. mesoderm C. endoderm

A: Muscle is defined as a group or collection of muscle tissues that contract collectively to create…

Q: Branchial arches are absent in humans but not in fishes.

A: The branchial arches are embryologic structures that transform into anatomic features in adults.…

Q: Identify which of the following, if any, are unique to mammals:a female uterus, a male vas deferens,…

A: Mammals are the class of vertebrates that includes humans. They contain mammary glands, middle ear…

Q: Make a flowchart to show early embryonic development in humans. Start with the zygote

A: Life starts from a single cell called Zygote. A zygote is formed by the fusion of the male gamete…

Q: Gonads and muscles of bilateral animals are derived from endoderm. True False

A: When fusion occurred between male amd female gametes and zygote is produced , it undergo certain…

Q: Aside from the nervous system,  which other organs system develops out of the ectoderm

A: Integumentary system (SKIN)

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: morphogenetic process whereby cells extend themselves, making the cells narrower and longer…

A: Hi, Thanks For Your Question.  A morphogenetic process whereby cells extend themselves, making the…

Q: O Lungs Claws or nails Mammary glands O Jaws O Fur O Feathers

A: A phylogenetic tree helps to understand evolutionary relationship between organisms.

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: The visceral mass of gastropods take a 180 degree turn during development. This causes the anus to…

A: Parthenogenesis is the reproduction without actual meiosis and fertilization. It occurs in lower…

Q: Primitive streak formation is a critical process that occurs during the third week of human…

A: Primitive streak formation is a critical process that starts during the third week of development of…

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: please help

A: Traits are genetically determined characteristics one belonging to one person. Some traits are…

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: Which of the following correctly lists the germ layers of an embryo? O A. exoderm, mesoderm,…

A: Step 1 Embryonic development or embryogenesis is the development of the embryo from the fertilized…

Q: Vertebrate embryos all follow a very similar developmental process.

A: Vertebrates contain all the species of animals inside the subphylum Vertebrata

Q: e membrane

A: answer 1 ) Layer 1: The tympanic film is the grown-up structure that outcomes from the primary…

Q: Which of the following organisms practice internal fertilization and external development. Chickens,…

A: Introduction :- Internal fertilisation is the joining of an egg and sperm cell inside the female…

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: The AMNIOTES are a group of tetrapod vertebrates which lay their eggs on land or retain the…

A: Amniotes are those group of vertebrates that lay amniotic eggs on land and the fertilized egg is…