Which of the following statements is correct?
A: The two forms of the phytochrome are photochemically inconvertible
B: The Pfr form converts to Pr form slowly in darkness
C: The dark conversion of Pfr and Pr form appears to be restricted to the dicotyledons only
D: All of the above
A: The two forms of the phytochrome are photochemically inconvertible
B: The Pfr form converts to Pr form slowly in darkness
C: The dark conversion of Pfr and Pr form appears to be restricted to the dicotyledons only
D: All of the above
举一反三
- 根据光敏色素假说，LDP开花需要（） A: Pfr/Pr高； B: Pfr/Pr低； C: Pfr/Pr适中； D: 与Pfr/Pr无关。
- 促进短日植物开花需要 A: 较高的Pr/Pfr B: 较高的Pfr/Pr C: 相等的Pr和Pfr D: 较低的Pr和Pfr
- Which of the following can be utilized from a Legacy form without additional coding？（） A: Field Validations B: Query Save logic C: Dialog forms D: All of the above
- Which following one belongs to Personal Information Forms？ A: Student Registration Form B: Scholarship Application Form C: Personal Resume D: Credit Card Application Form
- 在植物光周期诱导实验中，若用闪光中断暗期，则短日植物开花被抑制，原因是（） A: pfr/pr增加 B: pfr/pr降低 C: pfr/pr不变化 D: pfr降解