Answer:
3 Pollen tube forms and grows through the style
5 Sperm fertilizes the egg
1 Pollen is released from the anther
4 The pollen tube reaches the ovule within the ovary
2 Pollen sticks to the stigma
Explanation:
The process of double fertilization entails the fertilization of the egg by one sperm and that of two polar nuclei to produce the triploid endosperm tissue that nourishes embryo.
* The image describes the process in detail.
The one with higher air pressure is Warm Air. The reason why is because when you boil water, the water always makes the lid rise. This is because Warm Air has more activity in its atoms and molecules, so it is moving around more, which in turn means that there is more pressure.
Hope I helped. :)
This can cause mutations, these mutations can be helpful,harmless or they can be harmful.
Answer:
More than 50 studies were conducted.
The US Public Health Service was responsible for part of the study.
Explanation:
If the information was supported by studies by a trusted organization, then it's most likely that all the information would be reliable.