Why can the amnion also beconsidered an adaptation toterrestrial life?

Q: Why was the evolution of a coelom important?

A: Coelom is a fluid filled body cavity which is present between Alimentary Canal and Body Wall.

Q: Why do scientists consider vestigial structures (like a human appendix) evidence for evolution?

A: Vestigial organs are some organs in host body which are no use to the host organisms. These are…

Q: To what order do primitive mammals that lay eggs belong? A. Marsupials B. Craniata

A: The process through which an organism produces more of its own offspring is known as reproduction.…

Q: Which of these does not pertain to a protostome?a. spiral cleavageb. blastopore is associated with…

A: In the animal kingdom, after the fusion of male and female gamete, a diploid zygote is formed. This…

Q: . As of this writing in 2016, no Neanderthal-derivedY chromosome nor mitochondrial DNA sequenceshas…

A: One of the ancient species of humans was Neanderthals who have been extinct now. Neanderthals are…

Q: The first coelomate animals are the (Nematoda/Platyhelminthes/Mollusca/Arthropoda)?

A: coelomates or eucoelomates are the organisms that possess true coelom. The true coelom is considered…

Q: hat do scientists think the primitive Earth w

A: Researchers believe that early earth's atmosphere consisted of water vapor , carbon dioxide , carbon…

Q: The only kingdom which grows from embryonic layers is Animalia Select one: O True O False

A: The endoderm (inner layer), ectoderm (outer layer), and mesoderm (middle layer) are the three…

Q: modern organism is most closely related, evolutionarily, to the Megalodon.

A: Megalodon is no longer living; it died out about 3.5 million years ago. Megalodon (Carcharocles…

Q: Hominins differ from hominids in that they have larger brains. True O False

A: Human evolution is the evolutionary process that led to the formation of Homo sapiens as a unique…

Q: How Long Might Neanderthals Have Co-Existed withModern Humans (Homo sapiens)?

A: homo sapiens and neanderthals shared common ancestry 0.5 million years ago and somewhere a split…

Q: Which species was probably the first of the genus Homo to migratefrom Africa?a. Homo erectusb. Homo…

A: Introduction: Evolution is a process that living organisms underwent in order to survive in the…

Q: Benefit of the Adaptation Adaptive Feature Allows movement within body parts Hardened exoskeleton…

A: Arthropods refer to the invertebrate animals having a segmented body, an exoskeleton, and…

Q: EXEMPLAR .3 Indicate whether each of the statements in COLUMN I applies to A ONL ONLY, BOTHA AND B…

A: As per our policy, We are answering the first question only. For the rest of the questions kindly…

Q: Which species was probably the fi rst of the genus Homo to migratefrom Africa?a. Homo erectus d.…

A: The evolution of modern human i.e. Homo sapiens began around 2.5 to 3 million years ago. The members…

Q: QUESTION 13 What is the most probable primitive condition for marsupial mammals (node D)? a. Claws…

A: Introduction   Marsupials are any members of the mammalian infraclass Marsupialia. Premature birth…

Q: Why can the allantois beconsidered an adaptation toterrestrial life?

A: Allantois is an extra-embryonic membrane that develops between the other two extra embryonic…

Q: Animals that have an anterior and posterior end are said to be_______ . The anterior end of such…

A: Animals that have an anterior and posterior end are said to  be cephalized.  The anterior end of…

Q: What is the study of fossils called? Mention any three points how the fossils throw light on past…

A: Fossils are the naturally preserved remains or traces of animals or plants that lived in the…

Q: Discuss how Homo erectus might have differed fromHomo habilis.

A: Homo habilis Homo erectus Time Span About 2.33 to 1.44 million years ago Considering the most…

Q: These are older, more developed embryos from the same organisms. B Hypothesize which embryo is from…

A: Gill-like structures, also known as pharyngeal arches, may be seen in the embryos of birds and…

Q: Some scientists believe the first hominid to bea. Australopithecus boisei.b. Australopithecus…

A: Hominid: Hominid is a primatological term that belongs to any member of the family Hominidae. They…

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: The perfectly formed wings of insects that are reduced in size and never used for flying can be…

A:

Q: id the transition of vertebrates from water to land happen quickly? Explain

A: The ecological eras are studied concerning evolutionary time. The time taken for the evolution shows…

Q: Professor Andrew, a paleontologist discovers a transitional fossil between a stem amniote and…

A: Fossils are the preserved remains or traces of organisms (plants, animals, etc.) from the past.…

Q: Animals like annelids and arthropodsetc where the body can be divided intoidentical left and right…

A: Animals are multicellular eukaryotic organisms. It forms the biological kingdom Animalia.…

Q: Transitional Fossils: Which of the following is the corre sequence in the evolution of structures…

A: Vertebrate incursion from aquatic to terrestrial environments required a significant change in their…

Q: "Neanderthals have revealed interesting elements of the human genome". What are those elements ?

A: Neanderthals are the first hominid fossils. Their morphology is similar to modern humans. The modern…

Q: Which statement about protostomes is true? O They are radially symmetrical. They have a complete…

A: The group of eukaryotic organisms that are heterotrophic and multicellular is called animals. There…

Q: What type of evolution do vertebrates have? (Parallel, Convergent, or Divergent)

A: Evolution is the study of relationship between different organisms.

Q: Transitional Fossils: Which of the following is the correct sequence in the evolution of structures…

A: The invasion of vertebrates from the water(aquatic) to the land(terrestrial) needed a huge…

Q: Which structure classifies an organism as a gnathostome? a lateral line system a mineralized bony…

A: structures which classify gnathostome are Jawed fishes comprising of mostly of 90% living…

Q: How the early man could easily preceive the ddiffernce between inanimate matter and living…

A: When we try to define living, we conventionally look for distinctive characteristics exhibited by…

Q: Evidence indicating that Orrorin tugenensis (a pre-australopithecine) was bipedal comes mainly from…

A: Orrorin tugenensis is one of the oldest early humans in our family tree, having lived roughly 6…

Q: Some researchers call Australopithecus garhi, Homo garhi because of

A: The class or group name Australopithecus is gotten from the Latin word 'australo' signifying…

Q: How did the presence of molecular oxygen in the atmosphere affect early life?

A: Life originated nearly 3.6 billion years ago in the deep ocean.  The first organisms to be evolved…

Q: The earliest hominids existed in Se

A:

Q: The late miocebe african enviirment where the earliest hominids evolved was characterized by

A: The Miocene Period, which lasted from approximately 23 to 5.3 million years ago, would be the first…

Q: precursors to modern humans.

A: Human being's evolution started around seven million years ago, they walked on two feet having…

Q: This organism is an animal. What can you infer about its bodystructure and lifestyle (that might not…

A: The analysis on the basis of the development pattern is as follows:

Q: Period was of unique importance to all ause during this Period aquatic vertebrates, like lobe finned…

A: Answer. Geological time scale is a chronological sequence of geologic and evolutionary events…

Q: Hominins differ from all other anthropoids in what way?

A: The correct answer is - bipedal posture. reason- hominins are the primates which share…

Q: Despite the differences in neck length, mice, humans, and giraffes all have seven cervical…

A: B. Homologous structures.

Q: Primitive men evolved in _________.a) Africab) Americac) Australiad) India

A: The origin of life on earth is called protobiogenesis. A slow and gradual change over a period of…

Q: what major difference have scientists discovered between today's whales and the fossils of whales'…

A: Fossils:These are the remains or trace of an organism which survived long ago.For example: Fossils…

Q: TOPIC: Vertebrate zoology How are anatomical structures modified from their original form?

A: The life forms on Earth have evolved since time immemorial under the influence of various natural…

Evolutionary adaptations

Evolutionary adaptation is the process through which organisms adapt or adjust to their surroundings to increase the chances of survival, mating, and reproduction. An organism's behavior, physiology, and structure are adjusted or changed to make it more suited to its environment.