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Bivalve mollusks like clams hold their shells closed with their muscular bodies. They also have leathery "hinges" at the rounded part of the shell which help to hold the two halves together. These are similar to ligaments in higher animals. If you ever get a clam in the supermarket that is already open, that one is dead and you should not eat it.

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16y ago

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What holds the two valves together in a clam?

The clam does. Clams and other bivalves have very strong muscles that hold the shells tightly closed whenever they're in danger.


What is the function of the tooth-like projections at the dorsal edge of the clam's valves?

to allow the clam to filter feed


What controls the opening and closing of the clam valves?

The adductor muscles control the opening and closing of the clam valves. When these muscles contract, the valves close, and when they relax, the valves open. Clams use this mechanism to protect themselves from predators and regulate their internal environment.


What do the toothlike projections do on a clams valves?

to allow the clam to filter feed


What is the function of umbo in clam?

The shell of a clam consists of two valves hinged together along the dorsal side (front). On the opposite end of where the clam opens is a swollen region (the umbo) where the shell of the clam starts to grow.


What holds two clam shells together?

the mussel of the clam keeps the shell together. But they can open it if the want.


Is a clam a mollusk?

Yes, a clam is a mollusk. Clams have soft bodies, which typify mollusks. Clams are part of a sub-family of mollusks called bi-valves.


What is the function of the toothpick projections at the dorsal edge of the clams valves?

The toothpick projections at the dorsal edge of clam valves, known as "cardinal teeth," serve to interlock the two halves of the shell, providing structural stability and preventing lateral movement. They play a crucial role in the clam's ability to close its shell tightly, protecting it from predators and environmental threats. Additionally, these projections assist in alignment during shell closure, ensuring that the valves fit snugly together.


What holds the two clam shells together?

posterior and anterior adductor muscles


What is the function of the tooth-like projections at the dorsal edge of the clams valves?

to allow the clam to filter feed


Where is the mantle located in the clam?

The mantle in a clam is a thin layer of tissue that surrounds the body and lines the inside of the shell. It is located between the body and the shell of the clam and plays a role in secreting the calcium carbonate that forms the shell.


What holds the shells of a clam together?

Hinge ligament :)