Cation-exchange chromatography is used when the molecule of interest is positively charged on the neutral pH. The stationary phase is than negatively charged and positively charged molecules are loaded to be attracted to it. So, positively charged peptides will elute the last.
meaning: type of tissue in a plant
Answer:
Volcanic gases. (Ans A)
Explanation:
Ocean water is salty because of the presence of dissolved salt. When water contact with a rock it starts weathering processes and this process starts to dissolve the soluble elements such as sodium out of the rock.
In volcanic gases, lots of chlorine ions are present in the atmosphere, these ions easily dissolve with water and produce the large flux of chloride that splashes into the oceans. So, the most common source of chloride ions in ocean waters comes from the volcanic explosions.
Homointernal adalah hewan yang bersuhu tubuh panas dan tetap hewan-hewan ini adalah:
1)Ikan, terbagi
-ikan hiu
-ikan pari
2)Amfibi terbagi
-Kodok
3)Reptil
-buaya
-kura-kura
4)Burung terbagi
-ayam
-merak
-kasuari
