Experiments on the separation of liquid bubbles
Tear the epidermis of purple onion or radish leaves, put it on a slide, add a little drop of water and then cover the coverslip, observe the cells in the prepar
Knowledge Base
Laboratory Protocols & SOPs Library
3,200+ step-by-step lab protocols and SOPs for cell culture, staining, PCR, protein work and microbiology, with reagents, conditions and evaluation criteria.
3228 articles
Experimental morphological observations on vesicles in young wheat roots
The tip of the germinating wheat embryonic root was cut (about 1 cm from the tip) and immersed in neutral red solution for live staining for 10-15 min, then rem
Experiments on the fluorescence phenomenon of chlorophyll
Matter has different energy states, some electrons in the matter absorbed the energy of light quanta, the matter from the original stable state of the energy le
Experiments for the observation of protoplasmic movement
Within living cells, the phenomenon of active movement of protoplasm is collectively known as protoplasmic movement. Protoplasmic movement is one of the importa
Protoplasm isoelectric point measurement experiment
Protoplasm's main constituent -- protein for amphoteric compounds, it is in different pH medium, its dissociation is different: when the medium's pH value is mo
Experiments on the substitution of hydrogen and copper for magnesium in chlorophyll
Chlorophyll molecule has a porphyrin ring, its magnesium ions are located in the center of the porphyrin ring, chlorophyll molecule is more unstable, in contact
Experiments for the quantitative determination of chlorophyll
According to the absorption spectrum of chlorophyll on visible light, the use of spectrophotometer at a particular wavelength to determine its optical density,
Experiments on oxidation and phosphorylation in isolated mitochondria
When sufficient oxygen is supplied to plant tissues, plant cells can oxidize substrates completely. When glucose is fully oxidized as a respiratory substrate, C
Experiments on the determination of photosynthetic intensity of plants
According to the similarity of the structure and physiological function of the two sides of the leaf midvein, you can first cut off half of the leaf in the dark