Answer:
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Undigested food will be diffused from the surface of skin and reproductive cells come out of the mouth in aurelia.
Explanation:
The gastro vascular system in aurelia helps remove carbon dioxide and waste material from aurelia as there is no specialised excretory system. The waste material is diffused out through general body surface.
Aurelia are dioceous which means sexes are separate. Four gonads of either sex lie radially on the floor of gastric pouches. The gametes when ripened gets shed in the stomach from gonads and comes out of the mouth.
The spermatozoa shed by the mouth in seawater gets carried to the body of female by mouth. The fertilization takes place in gastric pouches.
Answer:
DNA binding domain and Activation domain
Explanation:
Transcriptional factors comprises the DNA binding domain and activation domain which bind to the promoter/enhancer region of the DNA sequence and to proteins such as transcription coregulators, respectively.
The urinary system monitors and balances the Extracellular fluid in the body.
yes both plant and animal cells contain an endoplasmic reticulum(ER)