Cell Cultivations Questions

• The size of a single plant cell is usually within the range of
• The cell mass can be measured optically by determining the amount of light scattered by a suspension of cells. The measurements are usually at a wavelength of
• Callus cultures are amorphous cell aggregates arising from the unorganized growth of explants on an
• The archaebacterium Halobacterium, an extreme halophile, and Sulfolobus, a thermoacidophile, can be cultured in the presence of antibiotics such as streptomycin and chloramphenicol because
• Which of the following is incorrect?
• Which of the following is incorrect?
• Thiobacillus thiooxidans has an optimum pH of
• Which of the following is an abiotic elicitors?
• Radical shifts in pH can be prevented by incorporating
• Anchorage -dependent cells require
• The protoplast can be used to
• For most bacteria, the optimum pH for growth lies between
• Balanced growth is defined as
• Suspension cultures consist of cells and cell aggregates, growing dispersed in
• Semi-solid media, prepared with agar at concentrations of 0.5% or less are useful for the cultivation of
• Stringent anaerobes can be grown in a media by taking special measure as
• The isolation of the gonorrhoea - causing organisms, Neisseria gonorrhoeae,from a clinical specimen is facilitated by the use of media containing
• Which of the following is not an indirect method for the measurement of cell mass?
• Which of the following is the necessary step for cultivating the microorganisms?