Did the arthropod body plan resultfrom new Hox genes?

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: Is the type and pattern of the cleave of an egg the same to all species of animals?

A: During the mitotic division, the cytoplasm of the egg is divided into multiple parts which then…

Q: What are placental mammal ? Explain the role of  placental mammal ?

A: Placental mammals are a diverse group, with nearly 4000 species described, the majority of which are…

Q: . Recognize the features that make placental mammalsunique.

A: Mammals are vertebrates that have mammary glands that produce milk for feeding their babies. Mammals…

Q: Why is embryogenesis important in reptile specially in snakes?

A: Importance of embryogenesis in reptiles especially in snakes.

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: What are flight adaptationspresent by birds?

A: Adaptation is an evolutionary change that makes the organism or the species better suited to the…

Q: What is the most probable primitive condition for the whole group (node A)? O a. Claws O b. Nails O…

A: A cladogram is a cladistics diagram that depicts relationships between species. A cladogram, on the…

Q: Is there a larval stage in echinoderms?

A: The term Echinodermata was coined by Jacob klein in 1738 . Leucport in 1847 established the…

Q: What era did Australopithecus afarensis evolve?

A: It is required to identify the era in which Australopithecus afarensis evolve.

Q: What evidence is there that dinosaurs brooded their eggs and tended their young long after they…

A: Dinosaurs are an assorted gathering of reptiles of the clade Dinosaurian. They initially showed up…

Q: How do penguins differ from other marine birds?

A: Birds, belonging to the class Aves, are the warm-blooded vertebrates possessing feathers. They have…

Q: what was chracteristucs define the genus homo?

A: HOMINIDS:- Hominid are known as apes. This hominid belongs to the  Hominidae family includes a…

Q: What is archegonium?

A: Archegonium is a female sex organ that is found in bryophytes, pteridophytes and most gymnosperms.

Q: How do monotremes, marsupials, and placental mammals differ inhow they reproduce?

A: they are the organism which lays the egg only 5 species are discovered as monotherms they do not…

Q: How did Neanderthals interact with animals? O They were limited to scavenging animal carcasses that…

A: Neanderthals are a hominin species. They existed throughout the regions of Europe and western Asia.…

Q: Which clade does not include frogs?a. vertebrates b. gnathostomesc. tetrapods d. amniotes e. lobe…

A: A clade is a group of organisms that have a common ancestor. Frogs belong to the amphibians and are…

Q: what is a cleidoic egg?

A:

Q: Why is it likely that Hox genes have played a major rolein the evolution of novel morphological…

A: The Hox proteins are involved in the transcription factor discovered from Drosophila which govern…

Q: v. Rhabditiform from Filariform larvae

A: A larva is a separate juvenile stage of development that many animals go through before to…

Q: In amniotes the space around the auditory ossicles in the middle ear cavity is filled with _______.…

A: The collection of vertebrates that lays their eggs on the land instead of water, or have their fetus…

Q: Which structure(s) occur ONLY in chordata? (check all of which are true) A. Notochord B. Dorsal…

A: Chordates are phylum of animal kingdom which is bilaterally symmetrical consisting of organ level of…

Q: What’s a notochord?

A: Step 1 Kingdom Animalia or metazoan includes all animals of the two-kingdom classification except…

Q: Which was NOT a trait of primates that influenced the trajectory of human anatomy? O a. retention of…

A: Primates are a group of mammals which include evolutionarily advanced features. Monkeys,…

Q: Did gene flow occur between Neanderthalsand humans?

A: Gene flow is a natural process of transfer of genes and alleles from one population to another. Gene…

Q: What is a primate?

A: Cell is a basic structural and functional unit of all life forms. All organisms are made of at least…

Q: How did HOMO successfully expand around and out of AFRICA?

A: ANSWER;- - These environment shifts, set off by the wobble of Earth's pivot, made green hallways…

Q: Are there aquatic andflying mammals?

A: Animals are the groups of multicellular organisms that constitute the Animal kingdom. They are…

Q: Which is the chordate classconsidered an evidence of thetransition of the vertebratesfrom the…

A: Evolution is a process of the change in the characteristics of a species over several generations…

Q: Can the dorsal lip of the blastopore inducecells in another part of the amphibian embryoto change…

A: The dorsal lip of a blastopore is a structure formed during the early development of the embryo. The…

Q: What is metamorphosis?

A: The amphibians and the amniotes eventually evolved from the early tetrapods. Amphibians undergo…

Q: How do the eggs ovulated into the abdominal cavity find their way out of the frog’s body?

A: To understand the path of the egg we need to understand that frogs lay eggs. This process usually…

Q: How do birds reproduce?

A: Different processes involved in animal development described by the Direct and indirect development.…

Q: As hominins diverged from other primates, which of thefollowing appeared first?(A) reduced…

A: Hominin is a group that consists of human beings and other extinct Species of human including our…

Q: What are the key evelutionary trends and other developments in early Homo?

A: Homo erectus  is the extinct species of humans from the Pleistocene period which was about 2…

Q: Discuss the adaptations of Labeo?

A: Fishes are gill-bearing aquatic vertebrate animals. The earliest organisms that can be first…

Q: How do australopithecines and Homo differ?

A: Evolution is the change of the qualities of a species of a few ages and depends on the course of…

Q: When did the different species of Homo appear and how did their cultures differ?

A:

Q: What made microraptor a unique feathered dinosaur?

A: In its ecosystem, Microraptor was one of the most abundant non-avialan dinosaurs, and the genus is…

Q: How are the clock and the determination front connected to the role of Hox genes?

A: Developmental processes in vertebrates are regulated by genes.

Q: Lungfish lack A) Fingers and toes B) Vertebrae C) Choanae D) Jaws

A: Kingdom Animalia contains all animals. It is the largest kingdom of Animalia as compared to other…

Q: Is the embryonic development in earthworms direct or indirect?

A: The earthworm is a hermaphrodite organism in which both male and female reproductive organs are…

Q: Descibe the role of agnatha in vertebrates?

A: Introduction  Agnathan belongs to the superclass of vertebrates and comes under Phylum Chordata.…