Morphological observation of fungi from plant diseases
Time of Update: 2021-01-24
(1) Microcycle: The microcycle is a kind of sleeping body formed by thin wall tissue and loose silk tissue, which is not only the organ of fungus storage nutrients, but also the sleeping mechanism used by fungi to get through the bad environment, the nucleus size is different, the color and shape are different.
Gene transplantation: For the first time, russian science has bred plants that glow at night
Time of Update: 2020-08-04
In later studies, Russian researchers transferred several genes from glowing mushrooms to tobacco DNA to produce tobacco plants with much higher light-emitting brightness than mushrooms.
Endoscopy diagnosis of intestinal epithelial
Time of Update: 2020-07-12
Because stomach cancer around the existence of intestinal epithelial, therefore, intestinal epithelial is stomach cancer, especially as the occurrence of differentiated gastric cancer, from the 19
Beautiful breasts need sex "maintenance
Time of Update: 2020-05-13
sex is the most comprehensive and intimate contact between a couple In normal sex, when a woman enters the point of sexual excitement, the nipples will be raised, the surface of the breast will be b