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The shell or exsoskeleton
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What is the hard covering and the jointed legs of the crab?
what is the hard covering and the jointed legs of the crabs
What animal had a hard covering?
Turtle,snail,crab and shellfish.
What is a crab's skeletal system?
Crabs are crustaceans, and they have an exoskeleton that is the hardened outer covering of their bodies.
How are the skeleton and the shell of a crab alike?
The skeleton and shell of a crab are synonymous. What we'd call the shell of a crab is simply a component of its exoskeleton, the external covering arthropods use made out of a tough protein, chitin.
What is a crushtacean?
it's a sea animal with a hard outer covering ex. crab, lobster, etc.
What is the hard outer layer of invertebrates of a crab?
primarily for the protection of the crab, and as a defence to predators. however, if the crab has moulted recently, the new shell will be very soft, placing the crab in a highly vulnerable situation.
What are glucosamine supplements made of?
Commercial preparations of glucosamine are derived from chitin, which is a substance found in the outer covering of such shellfish as lobster, crab, and shrimp
Is to shell as pea is to pod?
Hermit Crab, turtle, and clam fit this analogy.
What are the external features of a crab?
Eyes on stalks, a hard shell covering the back and other limbs, two front-positioned claws, 6 (?) legs.
Is a crab considered a type of fish?
There are a huge number of differences between a crab and a fish including the fact that most fish do not have a hard shell or carapace while most crabs do have this type of covering. Crabs also have legs and claws while fish do not have those appendages.
Do all crab change shells?
Crabs have an exoskeleton which means their skeletons are on the outside of their bodies. In order to grow larger, a crab must "molt" or shed its shell when the shell becomes too small to contain its body. The new crab shell is already surrounding the crab's body, but it is soft and needs time to harden into the protective covering we all recognize.
What is an xo skeleton?
An exoskeleton does indeed sound like XO skeleton! Exo means outside so an exoskeleton is a skeleton or hard covering that covers the outside of the body such as a crab or grasshopper.
