Difference between pollination and fertilization
La pollination and fertilization They are two fundamental processes in the reproductive cycle of plants. Although they are often confused, these processes have significant differences that are worth knowing. In this article, we will dive into the details of each of these processes and highlight the main differences between them.
Understanding pollination
Pollination is the process by which the pollen, which contains the male reproductive cells of a plant, is transferred from the anthers (male part of the flower) until the stigma (female part of the flower). This process can occur in several ways:
- wind pollination: Pollen is transported by the wind from one plant to another.
- Pollination by animals: Insects, birds and other animals transfer pollen while feeding on the nectar of flowers.
- self pollination: Pollen from a flower is transferred to its own stigma.
Decipher fertilization
Once the pollen reaches the stigma, the process of fertilization. The pollen germinates and develops a pollen tube that grows through the style until it reaches the ovary. Within the ovary, the male reproductive cell fuses with the female reproductive cell (Ovum), forming a zygote. This zygote will eventually develop into a seed.
Key differences between pollination and fertilization
| Pollination | Fertilization |
|---|---|
| Pollen transfer from anthers to stigma | Fusion of male and female reproductive cells |
| It can occur by wind, animals or self-pollination. | Occurs internally within the ovary of the flower |
| Does not always lead to fertilization | Depends on successful pollination |
| Visible external process | Internal process not visible |
It is important to highlight that, although the pollination is necessary for the occurrence of fertilization, it doesn't always lead to it. Factors such as genetic compatibility between pollen and ovule, as well as environmental conditions, can influence fertilization success.
Both pollination and fertilization are crucial processes for the reproductionof the plants and, ultimately, for the production of fruits y seeds. Understanding these processes not only helps us better appreciate the complexity of nature, but also has practical applications in agriculture and horticulture.
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