Which Specialized Carbohydrate Is Used In Shrimp Exoskeletons?

Penaeid shrimp’s exoskeleton is mostly made of chitin, but cuticular proteins increase the exoskeleton’s hardness to protect the body from predators.

Which specific carbohydrate gives shrimp their structure?

Which specific carbohydrate does shrimp use for construction? chitin, cellulose, glucagon, and glycogen

Chitin is a specialized carbohydrate that shrimp use for building. It has been found on other crustaceans, such as crabs and lobsters, in addition to the cells of shrimp. Chitin is a byproduct of glucose and a distinguishing component of fish scales, fungus cell walls, squid and octopus inner shells, and crab exoskeletons. The word “chitin” is derived from the French word “chitine,” which means to guard.

Chitin Rationalization: Carbohydrates are a class of biomolecules that include several different types of sugar, cellulose, and chitin. The main component of the exoskeleton is chitin. It is produced using polysaccharide. A type of exoskeleton found in arthopods helps the shrimp by providing support. Chitin is a kind of polysaccharide.

Chitin is a specialized carbohydrate that shrimp use for building. It has been found on other crustaceans, such as crabs and lobsters, in addition to the cells of shrimp. Chitin is a byproduct of glucose and a distinguishing component of fish scales, fungus cell walls, squid and octopus inner shells, and crab exoskeletons. Rationalization:

Step-by-step explication of cellulose

Chitin. Justification

Chitin Rationalization: This glucose offshoot is actually the primary building component of cell divisions in not only arthropods (including shrimp), but also fungus, bugs, and has a structural function in fish scales. The protein that forms up our hair and nails, keratin, is essentially the most equivalent widely-known element when it comes to performance.

Chitin Rationalization: Other than having a great memory of it from biology class, I have no explanation for how I came to this conclusion. Have a great day (please give me brainliest)

Rationalization: metchelle Chitin Chitin is a specialized carbohydrate that shrimp use for building. It has been found on other crustaceans, such as crabs and lobsters, in addition to the cells of shrimp.


Many arthropods, such as insects, spiders, and crustaceans, have an exoskeleton, or external skeleton, made up primarily of the substance chitin. The fragile soft tissues of these animals, which lack an internal skeleton, are supported and safeguarded by exoskeletons constructed of this robust and solid substance. A type of carbohydrate known as a polysaccharide, chitin has a fundamental structure that consists of a repeating chain of sugar molecules. Chitin resembles cellulose in terms of structure.

the substance that gives plant tissues their structural stability. Chitin can be present in some fungal species’ cell walls in addition to exoskeletons of arthropods.

Chitin does not create exoskeletons by itself. It is linked to several proteins, including resilin, an elastic material resembling rubber. Whether the exoskeleton is stiff, like a beetle’s shell, or soft and flexible, like the joints of a crab leg, depends on the identity and nature of these proteins. Chitin also interacts with non-protein substances such the calcium carbonate found in crustacean shells like those of crabs, lobsters, and shrimp.

Because of the stiffness of their armor, animals that wear their skeletons on the outside are relatively stiff. Only at the joints, where the exoskeleton is thinner, can arthropods bend their limbs or body parts. Therefore, it is crucial that the exoskeleton’s makeup and characteristics blend in with both the anatomy it protects and the organism’s broader ecosystem.

Animals having exoskeletons receive a number of protective advantages from chitin. Arthropods are protected against dessication, or dehydration, by their tough outer shell, which also serves to define the fundamental shape of the animal. Terrestrial arthropods, who risk dying if too much water is lost from their blood and body tissues, depend on this specific function to survive. Shells can also effectively ward off some predators.

Because the inflexible shell does not expand along with the body, chitinous exoskeletons must be shed as the animal grows. Glands in the epidermis secrete a new, bigger exoskeleton when the old one is shed. Individuals that have recently molted are more vulnerable to attacks because they lack enough defense while they wait for their new shells to solidify.

For larger creatures, exoskeletons would not be useful because their chitin would not be able to sustain and defend them. Land-dwelling invertebrates are constrained in size because as they grow, their exoskeletons increase heavier and thicker, which prevents them from taking advantage of the buoyant support of water. The weight of this protective armor would make it difficult for these animals to move about.

Chitin: What Is It?

Henri Braconnot, a scientist, discovered the chemical substance chitin in 1811. Its name is derived from the Greek word chiton, which meant “mail” (as in “armor”). It can be found in the cell walls of fungi as well as exoskeleton animals like insects and crustaceans. Chitin gives these creatures a framework structure to safeguard their muscles and internal organs.

The most frequent aminopolysaccharide polymer in nature is chitin, a complex carbohydrate. It is the second most prevalent polysaccharide on Earth after cellulose. Although it has a structure that is relatively similar to cellulose, the glucose monomer units are distinct.

Chitin is known chemically as poly (b-(1-4)-N-acetyl-D-glucosamine. With the aid of enzymes or deacetylation, chitin can be transformed into the derivative known as chitosan. Chitosan is used frequently in bandages, seed coverings, and winemaking because it is more water soluble than chitin.

Chitin is a clear, malleable substance that, in some creatures, including crustaceans, can be mixed with calcium carbonate to increase its tensile strength. Bacteria can break down chitin in the natural world.

the exoskeleton that shrimp have?

Shrimps are invertebrates, and they protect themselves by having an exoskeleton, or external skeleton, like the majority of invertebrates. When a shrimp molts, it sheds its snug exoskeleton and begins to develop a new, larger one to live in.

A healthy adult shrimp will molt approximately every three to four weeks, but younger shrimp, which grow so quickly, may molt as frequently as once or twice every week.

For newly molted shrimp, it’s crucial to maintain constant water parameters. After emerging from their hard shell, they will take in some water to enlarge a little bit before waiting for the next size up of their new shell to solidify. Read the section on water changes for more details on why this is significant.

Another prerequisite for reproduction is molting. When a female shrimp sheds its hard shell, she produces a pheromone that tempts males to mate with her. For more information, see the section on molting behavior.

Exoskeleton of a shrimp is what?

ABSTRACT. Since it is the primary structural element of crustaceans’ exoskeletons and is non-toxic, biodegradable, and biocompatible, chitin is extensively distributed in nature. Once abandoned, these exoskeletons produce industrial waste that pollutes the environment.

What materials make up a shrimp’s exoskeleton?

Chitin, a protein that has been processed into a hard material, makes up the exoskeleton of shrimp. Considerable fibrous nature gives it its strength. When a shrimp outgrows its exoskeleton, the old exoskeleton cracks and the shrimp starts secreting additional chitin. Right after molting the old exoskeleton, the emerging shrimp is more susceptible, but the new one quickly hardens to form the new covering.

What kind of carbohydrates are found in arthropods’ exoskeletons?

Insects and crustaceans classified as arthropods are distinguished by their hard exoskeleton, or external shell. The exoskeleton protects the soft tissues inside an arthropod’s body while permitting joint movement. A complex carbohydrate known as chitin serves as the primary structural component in several exterior skeletons.

What kind of carbohydrate does the exoskeleton contain?

  • The most prevalent class of biological substances is carbohydrates. The monosaccharide, which has six carbon atoms, is the fundamental component of carbohydrates.
  • Sugars are soluble, sweet, short-chain carbohydrates that are abundant in food and give us energy. Glucose is an example of a simple sugar that only contains one monosaccharide. Disaccharides are sugars that contain two monosaccharides, like sucrose, or table sugar.
  • Numerous monosaccharides combine to form complex carbohydrates, or polysaccharides. They consist of cellulose, chitin, starch, and glycogen. In most cases, they either store energy or build structures in living things, such cell walls.
  • Plants produce starch, a complex carbohydrate, to store energy. Dietary starch, which is easily digested into its component sugars, can be found in good amounts in potatoes.
  • Animals and fungi produce the complex carbohydrate known as glycogen to store energy. The equilibrium of blood glucose levels in humans depends heavily on glycogen.
  • The most prevalent biochemical component in living things is cellulose. It creates the cell walls of some types of algae and plants. Like most other animals, humans cannot digest cellulose, although it makes up most of the important dietary fiber in the human diet.
  • Chitin is a complex carbohydrate that, like cellulose, is found in the exoskeletons of insects and other arthropods as well as the cell walls of fungus.

What is the exoskeleton in crabs and shrimp?

Why do fried crabs and prawns’ and lobsters’ shells turn red? Connor, a child from Kensington, NSW, age 8.

The animal group known as crustaceans includes crabs and prawns. Exoskeletons, which are hard shells that grow outside of the body like human bones, are found in these creatures.

The chemicals inside the shell react with heat, which is why they change color after being fried.

Crabs and prawns typically have drab shell colors like brown, olive-blue, grey, or muddy color when they are swimming about in the wild on the ocean floor.

Crustaceans’ darker color aids in predator avoidance. It is more difficult for predators to see them if their bodies are in harmony with their surroundings. It’s likely that this tactic developed over time to keep crustaceans safe.

The many compounds known as pigments found in a crustacean’s exoskeleton are what give crabs and prawns their color. Astaxanthin, an orange-colored pigment, is one of them. This pigment belongs to the same family as those that give many yellow, orange, and red animals their color.

When the crustaceans are alive, a unique protein known as “crustacyanin” firmly wraps and traps the astaxanthin. In light of this, live crabs and prawns typically have a bluish gray hue.

Heat has no effect on astaxanthin, but it does on a protein called crustacyanin.

Heat kills the crustacyanin protein once you place a crab or a prawn in a saucepan of boiling water or on a grill.

The crustaceans’ shells then become bright red as soon as the orange-colored astaxanthin is released. In reality, the amount of color change indicates how well the seafood has been cooked. It’s probably not cooked enough if it’s not red enough.

The fact that flamingos are pink because they consume shrimp is another interesting fact. Given that flamingos consume raw prawns, you could assume that their feathers should be grey.

The orange-colored pigment that gives flamingo feathers their more pinkish hue actually comes from the crustacyanin protein, which after digestion dissolves in the acids and fats of the flamingos’ stomach.

To make salmon meat more reddish and clownfish bodies more orange, astaxanthin is fed to the fish in fish farms.

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