Compare and contrast morula, blastula, gastrula, embryo and fetus.

Q: 2. In an experiment on germinating seedlings, a group of Biology students made the drawings shown in…

A: Seeds are the product of ripened ovary after fertilization. They are basically embryonic plant ,…

Q: At which stage of embryogenesis, major patterns of the internal tissues of the embryo have been…

A: Embryogenesis It is defined as a process which occurs after the process of fertilization of an…

Q: an amniotic egg was crucial to the evolution of vertebrates because it provides the following to the…

A: The amniotic egg was the crucial evolutionary step that allowed the living organisms to breed…

Q: Determine in detail about four extraembryonic membranes of amniotic eggs of birds as well as other…

A: Introduction: The extraembryonic membrane aids in the development of the embryo. These membranes are…

Q: 29. Parthenogenesis is the process that eusocial insects commonly use to: a) Create new hives after…

A: Insects are a class of invertebrate animals that are characterized by having three body segments…

Q: Organize the four craniums based on prognathism (reduced to increased prognathism).   A. Homo…

A: Prognathism is a term used in anthropology and anatomy to describe the forward projection or jutting…

Q: Organize the four craniums based on prognathism (reduced to increased prognathism). A. Homo…

A: When compared to the upper face and cranial features, prognathism is the amount to which the lower…

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

A:

Q: Discuss the different types of eggs based on yolk content and give example.

A: Introduction Reproduction is a biological process in which a parent is responsible for producing…

Q: Compare the differences in the arrangement of the chorion, amnion and placenta in the formation of…

A: Identical twins, also known as monozygotic twins, are twins formed when a single egg is fertilised…

Q: prepare sketches Eight-cell sea urchin embryo

A: Step 1 Phylum Echinodermata is of spiny skinned, triploblastic, enterocoelomic, deuterostomic…

Q: Illustrate an egg in the morula stage. How does its size compare with that of the fertilizied egg?

A: MORULA STAGE OF EGG- It is an early stage of embryo consisting of 16 cells called blastomeres  which…

Q: Briefly discuss avian early embryonic development, starting with fertilization and oviposition,…

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

Q: The proofreading function of DNA polymerase involves the recognitionof a ________ and the removal of…

A: DNA stands for deoxyribonucleic acid. It is the genetic material of the organisms that transfer from…

Q: D C B- А 'E G

A: The given diagram represents the female reproductive organ with baby. We need to identify the parts.

Q: A deuterostome has what type of cleavage Group of answer choices A. spiral, indeterminate at 8…

A: Deuterostomes class include echinoderms, chordates etc.

Q: What are the correct pairings of developing and embryonic structures in the gastrulation of…

A: Gastrulation It refers to an early developmental process in which the transformation of embryo from…

Q: Debate the moral status of the embryo. Identify ethical arguments for and against the use of human…

A: An embryo is an unborn human or animal in the earliest stages of growth when its basic structures…

Q: Contrast incomplete metamorphosis and complete metamorphosis. 2) Identify two insects that undergo…

A: In developmental biology, metamorphosis means the gradual changes in the organism from the egg stage…

Q: Cnidaria (jelly fish) have neuromuscular (nerve net) cells in their ectoderm. These cells are…

A: Cnidaria is a phylum of aquatic animals that includes jellyfish, sea anemones, corals and…

Q: Differentiate between Amniotomy and Amnioinfusion?

A: Amniotomy and amnioinfusion are terms associated with pregnancy and labour.

Q: Have the headfold and tailfold fuse to form the amniotoc cavity? Why yes, or why not. Discuss.

A: The amniotic cavity is a closed sac that contains the amniotic fluid between the embryo and the…

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: Define xiphoid

A: Anatomical terms of bone. Trauma is a significant component in the aetiology of xiphoid syndrome.…

Q: Make a comparison between the vertebrate and the non vertebrate of the different body systems of…

A: In kingdom Animalia has TWO categories base on presence and absence of vertebral column (Spinal…

Q: Consider the variation in reproductive systems within the animal kingdom. These are discussed in the…

A: Refer to the solution

Q: THE FATE OF THE 1ST OPENING IN THE PROTOSOMES AND THE 2ND OPENING IN THE DEUTEROSTOMES IS DETERMINED…

A: Introduction  During their embryonic development, animals belonging to the clade of protostomes…

Q: Give typing answer with explanation and conclusion How are birds and snakes similar? Explain in…

A: In the world of biology and taxonomy, scientists categorize organisms based on their shared…

Q: Make a table to identify amle and female homologues and describe it common function. Minimum of 7…

A: Gender homologues are analogous or equivalent structures in males and females which perform the same…

Q: Explain the evolutionary advantage of the amniotic egg

A: Amnion is a membrane which enclose the embryo after it's formed.Embryo is the initial stage of…

Q: Which of the following correctly describes the cleavage pattern in reptiles, birds, and fish?…

A: Cleavage is the process of cell division in the developing embryo following fertilisation in…

Q: Identify two differences between a zygote and blastocyst

A: The fusion of male and female gametes is termed as fertilization. The process of fertilization takes…

Q: Which of the following is an embryonic tissue found in animals?

A:

Q: Which of the following would be classified as a hominoid? OGorilla O Tarsier O Spider monkey

A: There is no tail on a Hominoid. Hominoids have bigger brains and heavier physiques. They have a…

Q: 2. Glenoid cavity is found in a) Pelvic girdle b) Pectoral girdle c) Sternum d) Humerous

A: The glenoid cavity is also known as a glenoid fossa of the scapula. It is a small depression present…

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: An animal whose blastopore develops into a mouth and the second opening into the anus can be called…

A: Need to find the name of second opening in anus for the animals whose blastopore develops into a…

Q: Man appealed to the laboratory in Middle Asia. He lived in village in the pise-walled house and…

A: Ticks Ticks are small parasites belonging to the phylum Arthropoda, capable of causing various…

Q: A. How did Spemann separate the two cells of the embryo of a salamander in 1902?  B. The process of…

A: Spemann's experiment and removal of the nucleus are both important in modern science.

Q: Illustrate and describe the life cycle of the following:  Necator americanus

A: Necator Americanus is a species of hookworm.

Q: Whether the statement "Because of the many later developmental transformations that produce the…

A: Gastrulation is the process by which the blastula develops into the three-germ layered gastrula.…