Which plant hormone plays key role to switch the plant development from seed dormancy to seed germination? How this plant hormone promotes germination?

Q: If green plants require light in order to produce food needed for growth, why are seedlings that are…

A: Plant hormones involve auxin, abscisic acid, ethylene, gibberellins, cytokinins, salicylic acid,…

Q: Explain when in nature seedlings are exposed to dark environments and then light environments and…

A: Evolution is any alteration in the "heritable characteristics" of the population. These…

Q: Which region of the embryo elongates during epigeal germination to bring the shoot above ground? C.…

A: Germination is the method through which a living being develops from a seed or similar structure. In…

Q: Vhich of the following hormones are NOT mat unction? D abscisic acid- promotes leaf abscission O…

A: Ans- Abscisic acid promotes leaf abscission. Abscisic acid promotes leaf senescence.…

Q: During seed germination, the plant hormone which belongs to a large family of terpenoid growth…

A: Plants are organisms with eukaryotic cells having cell walls and are capable of synthesizing their…

Q: Which movements are induced in plants by external stimuli?

A: Higher plant movement is often in the form of bending , twisting, and elongation of some sections or…

Q: Match the effect/process with the hormone responsible or effected…

A: The word hormone has its origin in the Greek word that means "set in motion". Plant hormones or…

Q: Name a plant hormone which breaks the dormancy of buds and seeds.

A: Dormancy refers to one of the development practices of living organisms and is characterized by the…

Q: What environmental stimuli trigger the various plant responses?

A: A stimulus is a detectable change in organism’s internal or external environment; this leads to…

Q: Answer the following question about the Quiescent Center (QC) of the root meristem. (a) What is the…

A: The tip of a root contains the root meristem. It is a tissue which contains cells that repeatedly…

Q: What hormones are associated with the normal growth and development of flowering plants?

A: Phytohormones regulate the growth and development of plants. Hence, they are known as plant growth…

Q: Which hormones are involved in each of the following physiological processes: (1) seed germination,…

A: Plant hormones are the biochemical substances that function in controlling and organizing cell…

Q: Why did plant physiologists propose the existence of a mobile molecule(florigen) that triggers…

A: Angiosperms are called flowering plants. The flower is the reproductive part of the angiospermic…

Q: What are apical meristems?Which type of plant growthdoes this meristem promote?

A: Meristems are specialized type of tissues found in plants. They contain undifferentiated cells that…

Q: Activate secondary meristems Stimulate xylem Bud and seed development Promote fruit Promote cell…

A:

Q: What are the major benefits of gravitropism for a germinating seedling?

A: Step 1 Tropism is a biological phenomenon, indicating the growth, response, or orientation of a…

Q: Please answer the following parts: (a) Explain what Florigen is. (b) Explain how the floral…

A: In plants, all aspects of plant growth and development are controlled by the signal molecules. The…

Q: Which hormone(s) is/are responsible for the ability of sunflowers to turn their flowers to track the…

A: Plant hormones are chemical messenger synthesized  by one cell and modulate physiological process of…