The answers is all of the above
Fresh water is any body of water with a low salt concentration. Organisms in fresh water various challenges which includes; Osmotic concentration such that fresh water is permanently dilute and most cells cannot function at this concentration of ions. Varying temperatures, variation in oxygen levels and reproduction and life cycle due to permanence of habitat and physiological difficulty of regulating osmotic concentration in larvae and juveniles.
Answer:
In this case, Gibberellic acid acts as a transcription regulator
Explanation:
Gibberellic acid is a hormone that activates the transcription of genes during growth. The genes that encode for regulators of the gibberellin signaling pathway were manipulated in order to increase grain yields during the green revolution