What is a potential result of injecting notochord tissue into the ventral (bottom) region of the mesoderm of a frog embryo. Group of answer choices A. a tadpole with no dorsal surface B. a tadpole with reversed legs C. a tadpole that never becomes an adult D. a tadpole with two spinal cords and brains

Q: Birds that do not receive adequate nutrition during development sing less often and for shorter…

A: Singing birds Singing birds are the birds that sing songs. Not every bird sings and hence every bird…

Q: Which of these is the correct explanation of mass change in developing eggs as illustrated in the…

A: The eggshell contains >1000 pores. The metabolic activities of the embryo require energy.

Q: The hormone controlling metamorphosis in tadpoles is Group of answer choices A. thyroxin B.…

A: Some organism changes their young body to become adults such as in the case of insects while others…

Q: Which of the following is the correct order for the four developmental phases in animals? A.…

A: Animals are multicellular eukaryotic organisms that form the biological kingdom Animalia. With few…

Q: Although many mammals have binocular vision, the anatomical adaptation(s) that set primates apart…

A: The order Primates belong to the class Mammalia. The animals belonging to this group are lemurs,…

Q: Invagination of the sea urchin blastulaA. is preceded by changes in the shape of individual…

A: Invagination is a process occurring during gastrulation. It includes movement of cells at the…

Q: Which statement is true of hox genes? Group of answer choices A. they regulate development of body…

A: Hox genes - Most animal homeotic genes code transcription encodes proteins that contain a region  a…

Q: which of the following a correct development sequence a. Neural plate, proliferation, neural…

A: The neural plate is a crucial developmental component that acts as the nervous system's foundation.…

Q: A psydocoelomate refers to an animal with a A. functional body cavity lined by tissues derived from…

A: Pseudocoel is a fluid-filled body cavity, present between the mesoderm and the endoderm.…

Q: QUESTION 5 Match the term to the correct description. + Blastomeres A. Small cells formed during…

A: Match the term to the correct description.

Q: Humans have a coccyx at the end of the vertebral column. What structure common to all vertebrate…

A: The coccyx is a triangular structure of bones near the bottom of the backbone, just below the…

Q: Comparison Explain the comparison between the reproductive systems of the pig and frog. How does…

A: Pig It belongs to the genus Sus. Frog Its scientific name is Anura.

Q: During embryonic development, which type of cleavage pattern leads to the development of a bird?…

A: In developmental biology, embryonic development, also referred to as embryogenesis, is that the…

Q: Mammals are distinguished from other animals based ona. size and hair type.b. mode of…

A: Mammals belong to the group of vertebrate animals in which the young ones are nourished with the…

Q: Which gene is incorrectly matched to its function?a. Hox—body shapeb. Pax6—body segmentationc.…

A: Hox genes are involved in laying out  a basic body plan. Pax6 gene is involved in the formation of…

Q: In a reptile egg, the extraembryonic membrane thatencloses the embryo in a watery environment is…

A: Answer is b.) amnion.

Q: Which of these characteristics best promoted the survival of offspring in reptiles, birds, and…

A: Reptiles are vertebrates that are covered in special skin made up of scales or bony plates. They are…

Q: Characteristics that evolved in birds to allow for flight includea. reptilian-like scales on the…

A: Bird anatomy has unique adaptations mainly in flight. These are light weighted organisms with very…

Q: Of all birds, the flightless kiwi has the highest proportion of yolk in its eggs and the longest…

A: Eggs are the products of fertilization and house the developing embryo .

Q: Hormones are often used to control the development and metabolism of agriculturally important…

A: Hormones are a kind of chemical composition that regulates the growth and other metabolic processes…

Q: Which of the following answer choices describes the pattern of nutrition used by embryos of birds?…

A: oviparous creatures, birds lay eggs that serve as the protective environment for the development of…

Q: Using the following list, describe the proper sequence for the events of animal development: 1.…

A: Animal development is occurs in sequential manner.

Q: The zona pellucida is important in mammals because it...

A: The zona pellucida is a thick extracellular layer that covers all mammalian eggs and preimplantation…

Q: All of the following are true about humans EXCEPT: A. our zygote and early embryo cells have…

A: Introduction :- A zygote is a eukaryotic cell created when two gametes fertilise each other. The…

Q: If you add a chemical to an egg cell that prevents the fast and slow blocks from occurring but does…

A: The fast block to polyspermy can be accomplished by altering the electric potential of the egg…

Q: The graph describes the change in egg membrane potential associated with fertilization in the sea…

A: Reproduction is the process of producing a new generation of organisms from the existing ones. It…