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they have bilateral symmetry and three cell layers ectoderm,endoderm and mesoderm
What else can I help you with?
What are the two big dots on a planarian's head?
The two big dots on a planarian's head are its eyespots, which detect light and help the planarian navigate its environment. They are simple light-sensitive structures that allow the planarian to differentiate between light and dark. They also help the planarian avoid predators and find food.
What will happen to a planarian if it's cut in two?
It will regenerate and become two and both of the parts will squirm around.
How many longitudinal nerves does a planarian have?
A planarian has two longitudinal nerve cords that run along its body length. These nerve cords are connected by transverse nerves, forming a ladder-like nervous system.
How is the body plan of planarian different from an earthworm?
The flat worm must live in water, while the earthworm lives in and around the earth. The planarian detects light. The planarian can be split in two, separating left and right (and live). The earthworm can be split front and back (and live). The reverse is not true. Etc.
Does a planarian have a one way or two way digestive system?
Planarians are classified underneath the flatworm phyla, and flatworms have two way digestive systems.
Is planaria a saber-toothed cat?
Not hardly. A planaria or planarian is a flatworm ranging from 1/8 of an inch to two feet in length.
What are Uranus features?
Two of them are the third of gas planets and the first discovered in modern times
What two animals were first seen by captain cook on the east coast of Australia?
kangaroo and emu
What is two unusual land features in Pennsylvania?
two unusual land features in pennsylvania are two land features that are unusual or in other words deformed
When did tandem cycling first come about?
A tandem bicycle features two people riding on the same frame with two seats. The first recorded tandem bicycle was created in 1898 by Mikael Pederson.
If you had seen the first two seasons of Buffy the Vampire Slayer would the first season of the spin off series Angel spoil anything?
yes don't begin with Angel until you have seen Buffy season three
Did the munchkins invade Oz?
We must have seen two different movies. The munchkins from the first movie were not in Oz. They were in Munchkinville.
