Masking experiments demonstrated that _______ measure the photoperiod, and grafting experiments showed that a transmissible factor _______ produced.

Question

Quizplus · Accepted Answer

Masking experiments have shown that it is the leaves of a plant that measure the photoperiod, which is the length of day and night. Grafting experiments further demonstrated that a transmissible factor, which is involved in the flowering process, is indeed produced, indicating that this factor can move from the leaves where it is produced to other parts of the plant.

Masking Experiments Demonstrated That _______ Measure the Photoperiod, and Grafting