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it is the endoderm
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What is the posterior opening to the digestive tract in any animal?
The anus.
Which layer of embryonic tissue forms the lining of the digestive tract?
endoderm
What is the layer of the digestive tract wall that forms villi in the small intestine?
mucous membrane or mucosa
What is the layer of tissue that forms the outermost covering of organs found in the digestive tract called?
Mucosa
How watermelon seeds disperse?
animals eat the watermelon and the seeds come out the digestive tract of that animal
How is the digestive tract correlated with the shape of the animal's body?
the alimentary canal is ventral to the vertebral column.
What is the posterior opening of the digestive tract in a fetal pig?
What_is_the_posterior_opening_of_the_digestive_tract_in_a_fetal_pig
What is the last part of the digestive tract?
The anus is the last part of the digestive tract.
What is the wavelike movement of the digestive tract?
That wavelike movement of the digestive tract is known as peristalsis.
Do the liver and pancreas lay in the digestive tract?
The digestive tract consists of the mouth, the throat, the stomach, the intestines, the rectum, and the anus. The liver and pancreas are attached to the digestive tract by the means of tubes, so they can supply their own digestive fluids and enzymes, however they do not lay within the digestive tract.
What is phesis?
Feces is the waste excrement from an animal's digestive tract. It is also known as dung, scat, spoor and droppings.
What makes up the fiber that absorbs toxins as it moves through the intestinal tract of an animal's digestive system?
Cellulose
