Starfish Oral Side Describe the structures of the oral side of starfish. Such as peristome, ambulacral grooves, and tube feet

Q: ed diagram of a crayfish (one external picture and one internal picture), making sure to…

A: Crayfish are freshwater crustaceans resembling small lobsters. They are found in brooks and streams,…

Q: Ve discussed the four primary components of animals' body plans. Describe an flatworm in terms of

A: body plan is a group of structural and developmental characteristics that can be used to identify a…

Q: Which of the following is NOT present in all Annelids? O complete alimentary canal O coelom O…

A: The annelids, commonly known as ringed worms or segmented worms, are a vast phylum that includes…

Q: DEUTEROSTOMIA Chordata Chordata V [Choose ] Endostyle Anus forms at or near the site of the…

A: Blastopore :-  It is a pit in the side of the embryo, through which cells destined to be endodermal…

Q: Segmentation in the earthworm is not exemplified bya. body rings.b. coelom divided by septae.c.…

A: Earthworm is a reddish brown terrestrial invertebrate that inhabits the upper layer of the moist…

Q: List all of the lobster’s thoracic appendages.

A: the lobster’s thoracic appendages are :

Q: the value of Chondrichthyes - Cartilaginous Fishes

A: Chondrichthyes is a class that includes cartilaginous fishes. These fishes have skeletons primarily…

Q: Describe the functions of the starfish such as Cardiac Stomach, Gonad, Hepatic caeca, Ampulla, and…

A: "Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: How are the echinoderms significant to the marine environment? Relate some (at least two) of their…

A: Echinoderms -- Echinoderms are the members of the phylum Echinodermata . Animals have numerous…

Q: hat type of body plan does this animal exhibit? radial

A: Symmetry is the arrangement of. Body organs around the axis.The symmetry of an organism gives clues…

Q: What is a key characteristic of all arthropods?a. Six legsb. Pseudocoelomc. Mandiblesd. Exoskeleton

A: Arthropods are the largest phylum among animal kingdom. They are non chordates and do not contain…

Q: This is a basal gnathostome more closely related to bony fishes O Dunkleosteus O Geotria O…

A: Gnathostomes meaning “jaw-mouths” are vertebrate organisms possessing jaws. The jaw development was…

Q: Function of the mouth in cnidarians includes O A. food ingestion B. solid waste egestion O C. water…

A: Cnidarians are the aquatic invertebrates that exhibit two phases of life: The free-floating stage…

Q: The squid light organ has structural and functional similarities to an eye, including the ability to…

A: Squid belongs to family of cephalopods in the superorder Decapodiformes. The body of squids are…

Q: sea star oral 3.The _________________ ___________________ is inverted and pushed into the shell of a…

A: Echinoderms are marine invertebrates that includes bilateral animals like star fish, sea urchins,…

Q: Figure 7: Vessels of the rat coelom Identify the organs and vessels. Complete the table on the right…

A: A- Aortic arch B- Right auricle C- Lungs D- Hepatic vein E- Posterior vena cava

Q: Characteristics Tunicates Lancelets Hagfishes Lampreys Cranium Vertebrae Jaws Skeletal composition…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub parts for…

Q: Members of Phylum Chordata (Chordates) All of the above All have gills as adults Display gill slits…

A: Chordates are animals which are more complex than others.  They are found in large numbers .

Q: Write down role of bony fishes.and its structure?

A: Introduction: Bony fishes belong to a class of Osteichthyes. The members of the group possess bony…

Q: Explain the functions of the amphioxus, such as the pharynx, gills, gills slits, atrium, ovary, etc.…

A: Amphioxus also known as Lancelet are the invertebrates belonging to phylum Chordata. These are…

Q: Annelid anatomy can be described as “a tube withina tube.” Explain.

A: Annelids are a phylum of worms with invertebrates. They are the worms which are segmented, with over…

Q: Earthworms are segmented animals. All of the following are present on/in most segments of an…

A: Origin The origin of earthworms was said to be on earth around 200 million ago. Their ancestors were…

Q: Starfish Ampulla close-up How does the tube feet able to extend and retract? How do they act as…

A: When muscles surrounding the ampulla contract, fluid inside the bulb moves down into the tube foot,…

Q: Provide a brief description of fishes, citing characteristics that would distinguish them from all…

A: Phylum Chordates are characterised by the presence of four diagnostic characters notochord, dorsal…

Q: The chelicerates have 2 pairs of antennae (True/False)?

A: Arthropods dominate the protostome branch of the kingdom Animalia and are eucoelomate protostomes.…

Q: sea star oral 5.The ____________ __________________ is a circular tube that connects to each of the…

A: Echinoderms are a phylum of marine invertebrates that include starfish, brittle stars, sea…

Q: Describe adaptations in the circulatory and neurosensory systems of cephalopods that are…

A: Mollusca is the largest marine phylum of the animal kingdom that is characterized by a mantle with a…

Q: Briefly describe respiration and circulation in crayfishes.

A: Since you have posted multiple questions, we will answer the first question for you. If you need any…

Q: How are the echinoderms significant to the marine environment? Relate at least three of their…

A:

Q: Frogs mouth  Explain the functions of the structures that are part of the frog's mouth such as…

A: Frog generally lives in or near water but in rains it may be found far away from its Natural Habitat…

Q: Coelomate animals with a partitioned coelom likely possesses. a metanephridial system secretion…

A: Answer - Both proto and metanephridia

Q: How are the lifestyle (free – living vs parasitic) related to the morphology of the annelids?  ⮚…

A: Comparative anatomy is the study of the "similarities and dissimilarities" between various objects.…

Q: insights about external anatomy of fishe

A: Fish are aquatic creatures having digitless limbs, heads, and gills. Carnivorous fish (such as…

Q: Bony Fish (Perch) Explain the functions of the perch such as the external and internal features.…

A: Freshwater, seawater, and brackish (a mix of freshwater and saltwater) habitats are all home to bony…

Q: ct all the arthropods from this list

A: Phylum Arthropoda: Triploblastic organisms with bilaterally symmetry and segmentation. Body…

Q: Describe the differences in both ingestion and digestion in cnidarians, like jellies, and an…

A: Jellyfishes belong to the phylum Cnidaria and Class Scyphozoa. Scyphozoa is an exclusively marine…

Q: what type of scales do bony fish and Lancets have?

A: Lancet fish, both of two types of broadly dispersed, deepwater marine fish of the class Alepisaurus…

Q: Describe ways in which amniotes are more functionally or structur-ally suited for terrestriality…

A: Amniotes can be defined as the clade of tetrapod vertebrates which comprise the reptile, birds, and…

Q: Starfish Tube feet close-up What is the estimated size of the tube feet and how many are present in…

A: Starfish are invertebrates that live in the sea. They generally have a central disc and five arms,…

Q: of the Crayfish vs. Grasshopper Anatomy, and Clam vs. Squid Anatomy Crayfish Grasshopper

A: Crayfish and grasshoppers both belong to the phylum Arthropoda but they belong to different classes…

Q: /hich of the following features is not unique to the Vertebrate

A: A vertebrate is an animal with a spinal cord surrounded by cartilage or bone. They include birds,…

Q: Echinodermata / star fish On which surface would you find the mouth?

A: Echinoderms are the invertebrate chordates included under the largest clade characterized by…

Q: Annelids (include leeches, earthworms and polychaete worms/ use their coeloms as hydrostatic…

A: Annelida is a group of segmented worms. They have a long and segmented body. Annelids are…

Q: What part of the earthworm's digestive system would you see in a cross-section anterior to the…

A: An earthworm is a tube-shaped, segmented worm found in the phylum Annelida. Earthworms are commonly…

Q: Describe the annelid body plan, including body wall, segments, coelom and its compartments, and…

A: Annelids belongs to phylum annelida . In this phylum, all the worms are present that is ringworm or…

Q: Spider Compare the spider to the clam and earthworm. What are the functions of the structures…

A: Spiders have eight legs and belong to class arachnida of Kingdom Arthropoda. While earthworms belong…

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: Label accurately the parts of a Hydra ex. basal disk, tentacles, gastrovascular cavity and other…

A: Cnidarians are a group of diploblastic, radially symmetrical animals. They possess special sensory…

Dissection

Dissection is the process of cutting up the tissue of a dead or live animal or plant, to do anatomical studies and surgical treatments. The purpose of dissection is to learn more about the overall structure of organs and organ systems and thereby understand the physiology of the organism.