Vacuoles are involved in - Serve as storage organelles, containing small molecules and water. Store minerals, salts, proteins, pigments,... View Article
Symport is a form of active transport. It uses the downhill movement of solute species from high concentration to lower for the movement of other... View Article
Antiport is a form of active transport. Two species of solutes or ions are pumped in opposite directions across a membrane in antiport. One of... View Article
In this process, solutes and water molecules move across the cell membrane because of hydrostatic pressure produced by the system. Based on the... View Article
Several bacteria have a role to play in the sulfur cycle. These sulfur compounds form a key part of proteins. During decomposition, the... View Article
The iron cycle revolves around the ferrous iron to ferric iron and then back again. In some bacteria, ferric iron reduction forms a part of the... View Article
They disintegrate rock particles and convert nutrients into soluble forms using acid secretions Hyphae serve as root extensions, aerating... View Article
Fixatives - required to preserve tissues and cells in a reproducible, leaf-like pattern. Sections, tissue blocks, smears are immersed in a... View Article
The sensitivity of the Sandwich ELISA depends on four factors: Avidity of the first antibody for the antigen Number of molecules of the... View Article
Enzyme-linked Immunosorbent Assays (ELISAs) combine the specificity of antibodies with the sensitivity of simple enzyme assays. One of the most... View Article
The process for Immunoprecipitation is categorized into four basic steps: Antigen labelling (optional) Releasing antigen by the lysis of... View Article
A few beneficial properties of polyclonal antibodies are - They usually identify multiple epitopes. Hence, they are more tolerant of minor... View Article
A few beneficial properties of monoclonal antibodies are - They are excellent as primary antibodies in an assay or to detect the antigen in... View Article
A homogenous population of antibodies can be raised by the union of B lymphocytes with the immortal cell cultures in order to produce hybridomas.... View Article
A characteristic of large antigen molecules is it induces activation of several antibody-producing B cell clones in immunized animals. This... View Article
Avidity is the measure of the total stability of the antibody-antigen complex. It is governed by the following three important factors -... View Article