The diagram above represents stages in embryonic development of suggest that these organisms - O Have adaptation for the same environment as adults. O Are all members of the same species. O May have evolved from a common ancestor. O All undergo external development.

Q: Can you answer all the parts of this question about this picture  A: What order do these organisms…

A: Mollusca are mostly found in marine and freshwater,  their body has a cavity , the body is covered…

Q: Why can the amnion also beconsidered an adaptation toterrestrial life?

A: Terrestrial animals are characterized by their exclusively living on the land. Cat, spiders, and…

Q: The answer to the question of how eukaryotic cells evolved has been suggested in the Endosymbiotic…

A: The endosymbiotic theory was proposed by Lynn Margulis. This theory explains the origin of…

Q: What structures likely encapsulated molecules creating primitive cells?

A: Primitive cells are defined as a unit of cell which consists exactly one lattice point and is…

Q: The evolutionary trend toward multicellularity is best demonstrated by comparing various members of…

A: More complex forms of life evolved more slowly, with the first multicellular organisms occurring…

Q: Euparkeria lived during which time period * O Ordovician O Triassic O Cretaceous Paleocene Jurassic

A: There are different areas that are divided on the basis of life and the existence of different…

Q: True or False: The presence of vestigial structures in humans (such as tailbones) provides support…

A: Some organisms possess structures with no apparent function which appear to be residual parts from a…

Q: Higher organism have resorted to sexual reproduction inspite of its complexity. Why?

A: Although sexual propagation includes additional time and energy, higher life forms have depended on…

Q: The medium ground finch is one of Darwin's finches that inhabits an island in the Galapagos. It has…

A: Evolution  The process of change in the genetics of a population or individual to increase the rate…

Q: Briefly describe the idea of Endosymbiosis and how it is associated with the formation of the first…

A: Endosymbiosis is a relationship where an organism lives inside the opposite . Primary endosymbiosis…

Q: You have the chance to use the very first time-machine created by humans. You volunteer to travel…

A: Cambrian explosion took place nearly 541 million years ago in the Cambrian period. Fossil records…

Q: A variety of structures that the descendants of a cells can potentially form refers to which of the…

A: During the developmental process a single cell can differentiate and can produce different other…

Q: Using vertebrates as an example, how does comparative embryology prove evolution?

A: Evolution is defined as the change in the species’ characteristics over several generations and it…

Q: What type of symmetry does this animal have as an embryo?   Group of answer choices this isn't an…

A: Symmetry is defined as an attribute of organisms where body parts of the animal can be repeated in…

Q: In 40 words or fewer, explain why we think that RNA, and not DNA, was the hereditary material in the…

A: DNA or deoxyribonucleotide is the genetic material that is found in most of the organisms including…

Q: previously undiscovered sea creature that appears to represent a new phyla. It happens to have…

A: The mouth develops first, and it goes through several larval stages in which it molts and regrows…

Q: Mention the order of evolution of different life forms of evolution of man

A: Evolution refers to the change of characteristics of a particular organism over a period of time.…

Q: Higher organism have resorted to sexual reproduction inspite of its complexity.Why?

A: Sexual reproduction is a complex process in which a haploid gamete or sperm produced by the m male…

Q: There are some exceptional free living organisms from the tree of life that lack rRNA O True False

A: Ribosomes are the primary component of the non-coding RNA known as ribosomal ribonucleic acid, are…

Q: All of the following have been suggested as triggers for the Cambrian radiation of complex metazoans…

A: Metazoans are sponges with no digestive system, nervous system, or true tissues. They are sessile…

Q: One family includes multiple phyla true or false

A: The living organisms are grouped as animals, plants, birds, fungi, and bacteria. They are classified…

Q: There are some exceptional free living organisms from the tree of life that lack rRNA true or…

A: Ribosomal RNA (rRNA) is a type of RNA molecule that is a fundamental component of ribosomes, the…

Q: Cartilaginous fishes made their first appearance in the fossil record between 444 and 419 MYA, which…

A: The biological time scale is defined as the framework used by biologists to analyse and understand…

Q: Chemical insectides remain useful only for a limited time. Explain with reference to evolution with…

A: Pests are destructive insects or other organisms that attack food, crops, livestock etc. Pesticide –…