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The stigma, together with the style and ovary (typically called the stigma-style-ovary system) comprises the pistil, which is part of the gynoecium or female reproductive organ of a plant. The stigma itself forms the distal portion of the style, or stylodia, and is composed of stigmatic papillae , the cells of which are receptive to pollen.
Stigma, originally referring to the visible marking of people considered inferior, has evolved in modern society into a social concept that applies to different groups or individuals based on certain characteristics such as socioeconomic status, culture, gender, race, religion or health status. Social stigma can take different forms and depends ...
Stigma or (pl.: stigmata or stigmas) may refer to: Social stigma , the disapproval of a person based on physical or behavioral characteristics that distinguish them from others Symbolism
A carpel has a similar function to a megasporophyll, but typically includes a stigma, and is fused, with ovules enclosed in the enlarged lower portion, the ovary. [22] In some basal angiosperm lineages, Degeneriaceae and Winteraceae, a carpel begins as a shallow cup where the ovules develop with laminar placentation, on the upper surface of the ...
In botany, the style of an angiosperm flower is an organ of variable length that connects the ovary to the stigma. [1] The style does not contain ovules; these are limited to the region of the gynoecium (female organs of the flower) called the "ovary".
They noted that while some individuals with obesity maintain normal organ function and overall health, others experience significant signs and symptoms of illness. ... To reduce stigma, the ...
Corn silk is part stigma and part style, providing a female flower surface to which pollen grains can adhere and defining the path through which the pollen must travel. [4] The stigma is the very tip of the corn silk, which has a larger number of hairs to help pollen to adhere to it. [5]
“The brain changes, and it doesn’t recover when you just stop the drug because the brain has been actually changed,” Kreek explained. “The brain may get OK with time in some persons. But it’s hard to find a person who has completely normal brain function after a long cycle of opiate addiction, not without specific medication treatment.”