The phenomenon of aging in plants is known as Plant senescence. The growth of the storage organs of the plants along with nutrient recycling occurs due to the senescence of the leaves. Naturally, this process is regulated by plant hormones....
SenescenceAging, stress, and senescence in plants are interconnected processes that determine longevity. We focus here on compiling and discussing our current knowledge on the mechanisms of development that long-lived perennial plants have evolved to prevent and delay senescence. Clonal and nonclonal ...
The process of senescence is incredibly complex, and accompanied with a myriad of chemical and physical reactions. As organisms age, they slowly break down, experiencing tissue death and more general malfunction, whether they are plants, animals, fungi, or one-celled organisms. Without the processes...
Plants take in large quantities of water, explain what happens to the water that is absorbed. What are the impacts of herbivory on plant communities? What is the advantage to a plant of closed stomata when water is in short supply? What are the disadvantages? What is the role of auxins i...
production of an adequate number of germinal cells, the lineage is, to a degree, preserved from the creation and incorporation of molecular errors, and thus the subsequent life history stages are protected from the incorporation of ‘senescence’ acquired at an earlier stage in the life history....
(Here, we use the term “aging,” though all our arguments equally apply to the term “senescence,” which is favored by some (e.g. Shefferson et al., 2017).) A coherent definition is even essential for the field: there are intensive efforts to measure aging, to slow aging, and to...
Nonetheless, in this paper, we will consider some of the events from seed germination to the seedling stage, vegetative growth, maturation, flowering, fruit and seed formation, and senescence. This is a work in progress. The development consists of both growth and differentiation involving quantitat...
by the consuming organisms to derive energy, while the resulting CO2is returned to the atmosphere. However, much organic material enters the soils, waters and sediments in the environment either during senescence of plants or the excretions from, or death of, higher organisms. The deposition of ...
What is the purpose of the enclosed seeds in a fruit found on a flowering plant? Is there some kind of immortality in plants? If so, how does this occur, and how does it protect itself from senescence? What is one reason why a plant would want to close its ...
What is nitrogen fixation? Explain with respect to plants. Explain how the lack of phototropism in an adult plant contributes to the initiation of leaf senescence? Why don't plants have high levels of defense compounds all the time? How can seed dormancy be advantageous to a plant? How did...