Oligochaetes and leeches:(can be more than 1) have a cuticle that is molted. possess parapodia possess a clitellum are hermaphroditic possess prostomial sensory structures

Q: Describe the characteristics of the Class Turbelleria by checking all that apply. They are…

A: The objective of the question is to identify the correct characteristics of the Class Turbellaria, a…

Q: TRUE or FALSE: In viroids, the Pospoviroidae self-cleave.

A: The family Pospoviroidae is a group of plant pathogens that consist of circular single-stranded RNA…

Q: Name three disadvantages of sexual reproduction (relative to the asexual alternative). Name one…

A: Reproduction is the process by which new offsprings are produced through the process of vertical…

Q: 1. Hemipteran's piercing and sucking mouthpart is a modified structure of mandibles and maxillae.…

A: 1. Hemipterans possess piercing-sucking mouthparts. Mouth part in form of segmented beak arising…

Q: Oligochaetes and leeches: have a cuticle that is molted. possess parapodia possess a clitellum…

A: INTRODUCTION Oligochaete  is a subclass comes under phylum Annelida and it consists of earthworms.…

Q: Briefly describe the distinguishing morphological features of each of the following: eurypterids,…

A: Eurypterids, horseshoe crabs, and pycnogonids are classified under the Subphylum Chelicerata. In…

Q: What feature of Ascaris do you think allows it to survive in so many different environments?

A: Ascaris lumbricoides is the roundworm . Phylum: Nematoda Class:Chromadorea

Q: Nematodes are acoelomate animals (True/False)

A: Acoelomate animals are those animals which have no coelom or body wall present in them. Thus a…

Q: Elytra Pterostigma Raptorial Fossorial Exopterygote Endopterygote Vas deferens Spermatheca…

A: Invertebrates belonging to the class Insecta are pancrustacean hexapods, or insects. They make up…

Q: The following image is of a freshwater Hydra sp. (Hydrozoa). Select ALL correct statements below. A…

A: Animal kingdom comprises of all eukaryotic organisms . It is classified into:-  (I ) Porifera…

Q: true/false 1. Siphonaptera has a laterally flattened body. 2. Sawflies have crochets on their…

A: The answers is given below

Q: The mature proglottids as shown in the image belov from

A: The gravid proglottid  contains uterine branches which is  filled with eggs.

Q: 10 major endopterygote larvae of your choice (Make drawings

A: The Endopterygota constitute the most diverse insect superorder, with over 1 million living species…

Q: Planarian Slide and Reproductive parts: Label the parts 1- 2 8- 13 = 14 15- 16 = 17- 18 = 19- 20 -

A: In the given image Planarian anatomy is shown, the labelling of the parts are mentioned in step 2.

Q: Which of the following is NOT true about nematocysts? O They are structures housed in special cells…

A: Classification is the process of systematically arranging the entries in different levels on the…

Q: Annelida (Segmented round worms) How do these worms differ from the other two? What are the…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. If you need help with other sub…

Q: Serial repetition of the body parts is most specifically referred to a O tacky metamerization…

A: As per batleby guidelines we have answer only  1 : You can repost rest of the question  Thankyou .

Q: A cleidoic egg is one that. (mark all that apply) has no yolk has been adapted for being laid on…

A: Since we only answer 1 question in case of multiple question, we’ll answer the first question as the…

Q: PARASITIC HELMINTHES: Phylum Platyhelmenthes Class Cestoda Sex Monoecious Tape worm Sturctures…

A: Step 1 Hello. Since you have asked multiple questions, we will solve the first question for you. If…

Q: Label the parts that are visible of these rotifers and acanthocephalans: 1. Rotifer from class…

A: Rotifers are microscopic aquatic animals belonging to the phylum Rotifers. These are usually found…

Q: Cnidarians development will continue to include the stage. --- Gastrula Zygote Blastula Gamete

A: Cnidarians are also commonly known as coelenterates. They are a phylum under Kingdom Animalia that…

Q: List the characteristic feature of sacrodines.

A: Protozoa are single-celled organisms. They come in many different shapes and sizes ranging from an…

Q: Nematodes and arthropods both (develop an anus from the blastopore formed during…

A: Nematode and arthropods fall under one same ancestor clade i.e. Ecdysozoa.  Nematodes are roundworms…

Q: Which of the following is true about polychate worms (Feed using nematocysts/ part of the ecdysozoa/…

A: All animals are classified according to their presence of characteristics such as characters,…

Q: Which of the following statements are is true about the distribution of hermatypic corals? They…

A: Corals are created by organisms from the Phylum Coelenterata Coral reef is a habitat to many other…

Q: Both Porifera and Placozoa possess epithelial tissues. True False

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

Q: The following taxa have many species that commonly reproduce asexually. Choose all that apply.…

A: Out of the given options, the species that commonly reproduce asexually are - Platyhelminthes,…

Q: The Cnidarian life-cycle varies from species to species. The species obelia is characterized by

A: Answer: Cnidarian are the members of the phylum cnidaria , and they are also called coelenterates. A…

Q: this is a brachiostama, label the nerve cord, notochord, gill slits, pharynx, anus and atriopore use…

A: The commonly known European lancelet or Mediterranean amphioxus is an invertebrate. Its scientific…

Q: Examine this whole mount of Branchiostoma (amphioxus): label the notochord, myomeres, and nerve…

A: Hi, Thanks For Your Question.  Answer :  Branchiostoma do not have a true head, they only have a…

Q: The following describes which helminthic parasite? Humans ingest undercooked beef or pork containing…

A: Parasite :  A parasite is refers to an organism that lives in a host organism and uses its food from…

Q: What is the type of asexual reproduction that occurs in hydras?

A: Asexual reproduction: This is a type of reproduction where one parent can give rise to offspring…

Q: Which is/are true of the mollusc radula a toothed structure is a synapomorphy of Mollusca is…

A: Introduction After the Arthropoda, Mollusca is the second-largest phylum of invertebrate animals.…

Q: The adult female nematode is usually smaller than the male. True O False

A: The nematodes or roundworms constitute the phylum Nematoda, with plant-parasitic nematodes also…

Q: larval stage of Taenia solium is not found in human O False true

A: Tapeworms are flat, segmented worms that belong to the phylum Platyhelminthes. These worms are…

Q: defining characteristics how each organism functions, its host, and its transmission any problems or…

A: A parasite is an organism that resides on or in its host and feeds on or at the expense of that…

Q: Which of the following is/are true of Nemertea partitioned coelom. eversible proboscis Orhynchocoel…

A: It is critical to learn and know the anatomy and physiology of the body. Many changes in the animal…

Q: Which is NOT true of Trichomoniasis? it causes painful urination and foul smelling discharge in…

A: Sexually transmitted diseases(STD)- These are the disease that occurs because the infection occurs…

Q: Members of the phylum Platyhelminthes have two body forms: free-swimming medusa and stationary…

A: The phylum Platyhelminths includes the soft bodies worms that are bilateral and unsegmented…

Q: Draw samples of zygomycotes.label and describe the structures  identify sexual and asexual stages.

A: Members of ztgomycetes are mostly terrestrial in habitat, living in soil or on decaying plant or…

Q: In spiders, pedipalps are useful for: (mark all that apply) osmoregulation palping the peds sexual…

A: As per our policy we are answering the only one question.  Rest of the question kindly repost the…

Q: What type of symmetry is seen in the roundworm? Does it exhibit cephalization? Ascaris is a…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Marine Evolution

Marine habitat is less explored, and hence, its biological diversity is far less known. The marine habitats are not constant due to their shifting nature, while the terrestrial habitats are more stable. Marine biology is the science that deals with the study of diverse marine species, their interactions, and behavioral characteristics.