Vitellogenin (VTG): A phospholipoglycoprotein precursor of egg yolk proteins (lipovitellin and phosvitin).
In female teleost fishes, vitellogenin is synthesized in the liver (hepatocytes) under the endocrine stimulation of ovarian $17\beta$-estradiol ($E_2$), secreted into the bloodstream, and selectively sequestered by developing oocytes via receptor-mediated endocytosis.
Correct Option: Option 3 (Liver).
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Q.97
Aquaculture- ICAR JRF/SRF 2024
MCQ (Single Correct)+4−1
The colour of the tag used on certified seed bags is
Thelycum: The external female genital structure located on the ventral thoracic sternum between the fourth and fifth pairs of pereiopods in female penaeid shrimps.
It serves as a specialized organ for receiving and holding the male spermatophore transferred during copulation until spawning occurs.
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