What are the physical similarities exist between each of the embryos? How does the pattern of embryological development provides evidence which supports common ancestry?

Q: How does anatomical homology provide evidence of evolution?

A: According to guidelines we have to answer the first question only. so please kindly post the…

Q: Is the embryonicdevelopment in birds direct orindirect?

A: Animal developmental process can be direct or indirect. Direct development: It refers to the…

Q: How are shared ancestral characters and shared derived characters different? How is the concept of…

A: Homology is defined by  "the relationship between two organs of common descent, which therefore have…

Q: How does evidences from embryology support evolution?

A: Embryology can be defined as a study dealing with the development of embryo.whereas evolution can be…

Q: How can evolutionary relationships among organisms be determined by comparing embryonic development?…

A: An embryo is defined as an animal's early stage of growth and differentiation characterized by…

Q: What are the two types of embryonic folding?

A: In embryonic folding, the flat trilaminar disk turns into a lot of round shape embryos due to the…

Q: At which embryonic event would one be able to first distinguish a diploblastic embryo from a…

A: Answer: In reproduction process after the fertilization of female egg cell with sperm male cell…

Q: How can the study of embryology help us to understand evolutionary relationships? *

A: Embryology is the study of development of embryos in different organisms.

Q: Can the anatomy of extinct ancestral species be inferred from the developmental genes shared by…

A: Evolution is the gradual accumulation of genetic variations to produce new features or the new…

Q: How do the shape and structure of the uterus of the fetal pig compare with that of the human?

A: Reproductive system is used for the sexual reproduction. Female internal reproductive organs include…

Q: Which if the following is true about the cleavage of Tunicates? Choose all possible answers…

A: Tunicates Tunicates are the invertebrate chordates, These are also known as Ascidians, these are…

Q: How do these similarities and differences relate to the evolutionary relationships between these…

A: The specimens used in the study are a frog, a dog, a hen, and a pig.

Q: A bat wing and a cat paw have different functions but similar bones and development. Which term best…

A: # According to our guideline we can answer only the first question. So, upload the second question…

Q: What does the concept of the inheritance of acquired characteristics propose and how is it related…

A: The inheritance of acquired character was given by Lamarck in 1800 which was later stated as…

Q: What is the common ancestor of humans and apes?

A: The biological transformation of a species through time is referred to as evolution. Evolution aids…

Q: Analogous structures perform similar functions but do not arise from common ancestry. What explains…

A: Comparative anatomy is the study of the similarities and differences in the specific dtructures of…

Q: What is the difference between homeotic and Hox genes

A: Thank you for the question  Answer : Homeotic genes : Genes which regulate the formation of…

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: First, concerningthe evolution of development, what have been the changes in developmentalmechanisms…

A: (Since you have posted multiple doubts, we have solved first question below. Please post rest…

Q: Many species look similar as embryos. What causes them to appear different as adults? Why does the…

A: The embryonic stage is an early stage of development of an individual which occurs just after the…

Q: If identical human twins develop from separate placentas, when must the embryo have separated? When…

A: Reproduction is the biological process through which the new individual organism is produced from…

Q: Why are blastomeres in the pigmented part of the egg smaller and more numerous than in the…

A: The other terms associated with developmental biology include embryogenesis or embryology. This…

Q: How is the avian feather formed? What patterns the placement of the feather bud placodes?

A: To define patterns the placement of the feather bud placodes

Q: What does the nostril position say about the ancestry of dolphins and other cetaceans.

A: Cetaceans are aquatic marine mammals.  In this group it contains dolphins and whales. they are…

Q: Give an example of a gene found in each of the categories of genes (eggpolarity, gap, pair-rule, and…

A: A gene is the basic physical and functional unit of heredity. It is the specific sequence of…

Q: Can convergent (or parallel) evolution of similar morphology in two different lineages involve DNA…

A: Evolution is the natural process where is a change in the heritable characteristics of biological…

Q: Where is the egg located in the archegonium?

A: In Bryophytes plants, the female and male sex organs are termed archegonia and antheridia…

Q: How is information from the field of embryology used as evidence for evolution.

A: Evolution is the study of how the different types of living organisms have adapted and changed over…

Q: Can convergent (or parallel) evolution of similar morphology in two different lineages involve DNA…

A:

Q: What are the differences in the development of plants and animals in terms of the following?

A: The growth patterns of plants and animals vary in many ways as plant body may be gametophytic or…

Q: How does the presence of gill slits in all vertebrate embryos support the theory of descent from a…

A: Gill slits are any of the openings or clefts between the gill arches in aquatic vertebrates that…

Q: What comparisons are made to support the theory of evolution of modern humans from extinct hominids?

A: Evolution of the human beings(homo sapiens) was the biggest steps in the history of evolutiom.…

Q: ferent class

A: Introduction  Creatures having a place with class Mammalia are alluded to as warm blooded animals.…

Q: What are the differences between unfertilized and fertilized egg?

A: As per our honor code, we are authorized to answer one question at a time, since you have not…

Q: How does embryology support evolution?

A: Evolution is a phenomenon in which transformation of life takes place from simpler one to complex…

Q: Who proposed the theory of recapitulation ? Who is known as the Father of taxanomy? What is called…

A: Who proposed the theory of recapitulation? Ernst Haeckel's

Q: How are the mammalian Hox genes related to the homeotic genes of Drosophila?  How do the Hox genes…

A: Hox genes are found in bilateral animals including Drosophila and humans. Hox genes are a subset of…

Q: What is Biogenetic law? How does comparative embryology provides evidences for evolution?

A: Evolution is defined as the change in the characteristics of a species over several generations,…

Q: What embryological evidences support the theory of evolution?

A: Embryology is the study of embryo, that can helps us find the evidence can support the theory of…

Q: Which gene family was found to control the development and differentiation of limbs in vertebrate…

A: Sir Gregor Mendel was a priest and a teacher who did the famous hybridization experiment on garden…

Q: What structures carry the egg from the ovaries to the uterus? Are these structures the same in all…

A: Introduction The ovary is a female reproductive organ that produces an egg called an ovum. This goes…

Q: Given the distribution of Hox genes among animals, what would you predict about the number and type…

A: Homeotic genes are responsible for regulating the growth of anatomical structure in a particular…

Q: What are the consequences of the differences in the yolk amount and distribution of eggs among…

A: The amount and distribution of yolk inside the egg decides the pattern of cleavage. The type of…

Q: How does genetic analyses of fossils help us understand human evolution better than just examining…

A: following is description of how genetic analysis of fossils help understanding human evolution…

Q: What other developmental hallmarks are often associated with spiral or radial cleavage?

A: Based on the directions and angles the cleavage furrow cuts, cleavage is of four types, namely,…

Q: In comparing external and internal fertilization, what evolutionary change can be seen in the coats…

A: In sexual reproduction, the process of fusion of two gametes to form a zygote is known as…

Q: Should we add genes to embryos to allow them to survive in differentenvironments or to have greater…

A: Genome editing is a genetic engineering technique that refers to the process of inserting, deleting,…

Q: Describe the radiation in vertebrate forms from phylotypic stage by focusing on three groups of…

A: Embryology is a scientific discipline concerned with the formation, growth, and development of…

Q: What evolutionary changes occur to the egg covering between external and internal fertilization?…

A: Life first evolved with external fertilisation and later on internal fertilisation. Since, external…