Definition of supposititious. 1  1a : fraudulently substituted : spuriousb of a child (1) : falsely presented as a genuine heir (2) : illegitimate. 2  2 [influenced in meaning by supposition] a : imaginaryb : of the nature of or based on a supposition : hypothetical.
Mitochondria-Mitochondria are oblong shaped organelles that are found in the cytoplasm of every eukaryotic cell. In the animal cell, they are the main power generators, converting oxygen and nutrients into energy.nimal cells are typical of the eukaryotic cell, enclosed by a plasma membrane and containing a membrane-bound nucleus and organelles.
Submit. Â· just now. Report Abuse. Animal cells get there energy from Glucose which is made by the plant and ingested by the animal. The animal cells then take in the glucose and through cellular respiration convert it into ATP using their mitochondria which the cell uses as energy.That would be the simple and understandable answer.ubmit. Â· just now. Report Abuse. Animal cells get there energy from Glucose which is made by the plant and ingested by the animal. The animal cells then take in the glucose and through cellular respiration convert it into ATP using their mitochondria which the cell uses as energy.