23.7k views
1 vote
What happens when long day plants receive flashes of light

User Esboych
by
8.3k points

1 Answer

4 votes

Answer:

When short-day plants receive flashes of light during their required dark period, it can interrupt the necessary uninterrupted darkness and potentially interfere with their flowering process.

Short-day plants, also known as long-night plants or short-night plants, are plants that require a period of darkness longer than a critical duration to initiate flowering. They typically flower when exposed to nights longer than a specific threshold.

When short-day plants receive flashes of light during their required dark period, it interrupts the uninterrupted darkness and interfere with their flowering process. These flashes of light, also known as night break treatments, can inhibit or delay flowering in short-day plants by interrupting the critical dark period that triggers the flowering response.

The interruption of the dark period by light can activate light-sensitive proteins called phytochomes present in the plants. Phytochromes are involved in the perception and measurement of the duration of darkness. When a short-day plant receives light during its dark period, it can activate specific phytochromes that inhibit the flowering process and reset the internal clock of the plant.

The exact response of a short-day plant to flashes of light during the dark period can vary depending on the specific species and environmental conditions. In some cases, even a short burst of light during the dark period can disrupt the flowering process and delay or prevent flowering altogether.

It's important to note that the response of plants to light interruptions can be complex and influenced by various factors, including the duration and intensity of the light exposure, the developmental stage of the plant, and the specific genetic and physiological characteristics of the species.

Step-by-step explanation:

User Ramkumar
by
8.7k points

No related questions found

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories