OOO IM SMART ITS PROPHASE
The nucleus is an organelle found in eukaryotic cells. Inside its fully enclosed nuclear membrane, it contains the majority of the cell's genetic material. This material is organized as DNA molecules, along with a variety of proteins, to form chromosomes.
Answer: pollen
Explanation: The anthers bear the pollen grains which contains the male gamete(sperm).
The answer is "because water is produced as a by-product"...the word dehydration should also be a major clue because that means water loss.