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Flatworms are characterized by having....... A. a central nervous system B. radial symmetry C. tentacles for filter feeding D. a complete digestive system?
Wiki User
∙ 11y ago
central nervous system.
Wiki User
∙ 11y ago
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What are the effects of removing stomach both effects on lifestyle and digestion?
well, without a stomach, there is no complete digestive system,and no digestive system means you cannot suvive for very long.
What is the function of the intestinal gland?
Its function is to complete the process begun by the pancreatic juice.
What is the role of the enzymes of the digestive system in the complete breakdown of starch?
amylase (starch) to maltose maltase maltose to glucose Hydrolysis (of) Glycosidic bonds
What do organs form?
Well, a group of cells form tissues, a group of tissues form an organ, and a group of organs form an organ system. An organ system is a group of organs that work together to complete a certain task like the digestive system or the urinary system.
What is an example of body systems working together to perform a single function?
Cellular respiration. Cells need oxygen that enters the body through the respiratory system, then the circulatory system does the oxygen and carbon dioxyde exchange to complete cellular respiration. Digestive and circulatory - nourishment Urinary and circulatory - excrements, filtration etc
Does a perch have a gastrovascular cavity or a complete digestive tract?
Perch have complete digestive systems
Do mollusks have a complete digestive system?
complete complex with salivary gland,digestive gland and rasping tongue (radula) may god help u*
Do clams have a complete or incomplete digestive tract?
They have complete digestive system.
How is a roundworm advanced over a planarian?
A roundworm has a complete digestive tract. It is a deuterostome. The planarian ingests food with one opening and excretes with the same hole... I'd say I'd rather be a roundworm due to that little detail... Wouldn't you?
What is true for both incomplete and complete digestive systems?
An incomplete digestive system (found in certain lower invertebrates like Cnidarinas, i.e. hydra, marine jellyfish, and Platyhelminthes, i.e. flatworms) is where a single opening to a pouch-like cavity serves as both mouth and anus. A complete digestive system (all insects have them) means that food processing occurs within a tube-like enclosure, the alimentary canal, running lengthwise through the body from mouth to anus.
Do chordates have a complete digestive tract?
yes!
Do grasshoppers have a complete digestive system?
Yes
Is the planaria digestive tract complete or incomplete?
Mammals have a complete digestive tract, it starts from mouth to anus. Although each species have some different type and length of tract, they have esophagus, ventriculus, intestinum which function to support a complete food metabolism. Besides, some digestive glands also support this function.
How long does the entire digestive process take?
The digestive process takes 6 hours to complete.
Do birds have a complete or incomplete digestive system?
Planarian
Do clams have complete or incomplete digestive tracts?
incomplete
Where the digestive system complete?
The digestive system ends when the small intenstine leads to the anus, aka your but hole.
