Sperm cells inside the pollen grain travel down the pollen tube and into the ovary which contains the ovules. Fertilization occurs when one of the sperm cells fuses with the egg inside of an ovule
Burning Fosil fuels will Poison Wildlife because they have the effect of releasing toxic elements into the air, thus the consequences of poisoning wildlife.
Answer:
In my opinion, people smoke because they're "crazy" and need some "help."
They smoke maybe because the cigar is "good" or something...
Photosynthesis makes the glucose that is used in cellular respiration to make ATP. The glucose is then turned back into carbon dioxide, which is used in photosynthesis. While water is broken down to form oxygen during photosynthesis, in cellular respiration oxygen is combined with hydrogen to form water.
