whihc of the following arthropod regions does not bear legs a) cephalothorax b) abdomen c) all of the above d) trunk e) thorax

Q: how do marine fish perform osmoregulation? A) through gaining water through the gills B) through…

A: Osmoregulation is the active regulation of the osmotic pressure of an organism body fluids which is…

Q: The "heart" of an insect, is located in the [blank] and is known more technically as the [blank]: a)…

A: An insect has mainly three parts; head, thorax, and abdomen. The insects have an open circulatory…

Q: The climber chose to pause at base camp for a scientific reason. Review the statements below and…

A: At high altitudes, such as those found at base camps of tall mountains, the air pressure and oxygen…

Q: Which of the following is the correct classification for the following invertebrate animal: These…

A: Animal are those organism who don't have cell wall in their cells. They can move from one place to…

Q: The cnidaria, jelly fish, are the first organisms to exhibit? a) an ectoderm layer b) endoderm layer…

A: The earliest animals with muscles and nerves that could produce behavior were cnidarians.…

Q: In tetrapods, the efferent nerves exit the spinal cord through the   Question 2 options:   A)…

A: A.ventral root

Q: The osculum of a sponge is entirely blocked by a fungal infection.  Predict what will happen.…

A: The objective of the question is to understand the impact of a blocked osculum in a sponge due to a…

Q: Select the answer that is TRUE about insects. Question 19 options:             a) The…

A: Insects are a diverse group of animals that can be found in nearly every habitat on Earth. They play…

Q: The multicellular body plan (demonstrated by the Porifera, sponges) are possible because of the…

A: These methods cannot be used to liberate transmembrane proteins, many proteins retained in the…

Q: First with body segmentation 1. Echinodermata2. Platyhelminthes3. Annelida4. Porifera5.…

A: The kingdom Animalia is classified into vertebrates and invertebrates. Some of the invertebrate…

Q: Select all of the following that are true about cephalopods. A)They may be very large and can…

A: The question is asking us to identify the correct statements about cephalopods, a class of marine…

Q: The animal you are dissecting possesses several ganglia. Several are located at the head. Others are…

A: The objective of the question is to identify the phylum of an animal based on the description of its…

Q: During a survey you spot a soft bodied animal enclosed in a two-piece shell. How can you determine…

A: Humans rely heavily on the marine environment and its inhabitants. We rely on the environment that…

Q: insect'

A: Insect are small animal with six legs, two pairs of wings and a body which is divided into three…

Q: a) What is the unique characteristic of the prawn? b) State the organ that helps prawn swim. c) What…

A: Prawns belong to phylum arthropoda. Arthropoda is the largest phylum of animal kingdom. The unique…

Q: Which of the following is the correct classification for the following invertebrate animal: A…

A: Animals are the organisms which have distinctive feature of absence of cell wall in their cells.

Q: Suppose you came across a novel organism you suspected belonged to one of the following animal…

A: In biological taxonomy, a phylum is a taxonomic rank or category that denotes a significant…

Q: heck all the statements that can be attributed to the blastopore.   A)it becomes the mouth in…

A: The blastopore is a structure that appears in the early embryonic development of animals. It is the…

Q: Which statement about lungs and gas bladders is true? A) the first osteichthyans had lungs and these…

A: Hi! Since you posted more than one question, we will be answering the first question for you. If you…

Q: II. Give the function of the following structures 1. oral hood 2. vestibule 3. buccal cirri 4.…

A: Amphioxus belongs to  Phylum Cephalochordata which are small, marine fish like animals showing the…

Q: 1. cuttlefish are fish. a) true b) false 2. What group do Cuttlefish belong to? a) cephalopods…

A: 1- False 2- cephalopods 3- color 4- hide from their predators

Q: Phylum Echinodermata: 1. Briefly describe the general body plan of these animals by stating: a) the…

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

Q: 8. Which of the following is not unique to animals? A) The structural protein collagen B) Nervous…

A: Animals are heterotrophs, which means they must eat both live and dead animals because they cannot…

Q: Can you help me with thee questions? (A)How does taxonomy help us understand relationships among…

A: Taxonomy is the science of naming, describing, and classifying organisms and includes all plants,…

Q: 31) Leeches are important in research because they have the ability: a) to form a Cocoon b) to…

A: * Annelids are segmented worm characterized by presence of body cavity and setae and a body segments…

Q: Which of the following is the correct classification for the following invertebrate animal: These…

A: An example of an appendage is an arm or leg. There are few lower invertebrates which do not have a…

Q: Where are most of the internal organs located in an earthworm? a). along the dorsal surface b).…

A: Answer: Introduction: An earthworm is invertebrate, habitat is terrestrial, order-Opisthopora.

Parasitic infections

A parasite is an organism that lives in the body of another organism and obtains food at the expense of the host. There are two kinds of parasites they are internal and external. An internal parasite lives inside another organism and is known as endoparasite. An external parasite lives on the body surface of the host and is known as an ectoparasite.