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Why is a two opening digestive system more effective than a one opening digestive system?
if i got this right snakes are the only one opening animals and have to puke their food after digestion while two opening animals like us just get rid of the waste the way we do.
What are the disadvantages of a flatworm's digestive system having only one opening?
They cannot eat continuously (there mouth and anus are present in the same opening)
Which organism uses the same opening for ingestion and egestion?
Organisms that have only one opening in their digestive tract through which food enters and waste exits are known as having an incomplete digestive system. Some organisms with incomplete digestive systems are jellyfish, sea anemones, flatworms, and corals.
What has an incomplete digestive system?
An incomplete gut only has 1 opening. Basically if something has an incomplete gut, it has no anus, and all food that it takes in must either be completely digested, or re-excreted through the mouth.
Why sac like gut is considered as incomplete?
An incomplete digestive system has only one opening by which food goes in same opening where waste comes out. therefore, water goes in specialized cells called choanocytes to filter out tha food particles
Does an oyster have a one-way or two-way digestive system?
Oysters have a two way digestive system. This means that they only have on opening for both food to go in and to come out.
What is Sac filled with digestive chemicals?
The stomach
How does a gecko's digestive system work?
Well a Gecko does not actually have a digestive system, it is the only known animal to carry out photosynthesis.
Do humans have a complete or incomplete digestive system?
Humans have a complete digestive system. Incomplete Digestive System: one opening that takes in food and expels waste Complete Digestive System: two openings and a food tube to make sure there is no mixing of food and wastes.
Does the digestive system have a limit of food it can digest?
Yes, but only if you have hard jostling of the digestive system on a daily basis. A perfect example is of John Wheeler, his digestive system is jostled every night, and he can only intake so much of Ponderosa Yancy's kin.
One difference between a gastrovascular cavity and a complete digestive tract?
A gastrovascular cavity is a digestive sac with only a single opening. A complete digestive tract (otherwise known as an Alimentary canal) has two openings (a mouth and anus) between its digestive tubes unlike the gastrovascular cavity in which food is ingested and eliminated through the same opening (example would be hydra)
What is an incomplete digestive tube?
only one opening at the mouth which both takes in food and expels waste.
