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Which are the characteristics and organs of the digestive system of earthworms related to the type of diet of these animals?
Earthworms eat decomposing organic material and small organisms ingested together with soil particles. The digestive tubes of earthworms have special structures, such as muscular wall and a gizzard, that triturate the food and scratch it against the ingested soil particles. As annelid digestion is exclusively extracellular earthworms also show in the posterior part of their digestive system structures such as the cecum and the typhlosole that have the function of enhancing the absorption surface of the intestine.
Theories are import because they can be used to a. Test research hypothesis b. Develop questions which will facilitate more effective research c. Conduct more meaningful and useful
Where does Calvin cycle take place in chloroplast? Explain the cycle. a) Where is electron transport system operative in mitochondria? b) Explain the system highlighting the
How would you prepare 90 ml of .01 M potassium dichromate dissolved in water? Molecular mass of potassium dichromate is 294 g/mol.
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