The respiratory system works directly with the circulatory system to provide oxygen to the body. Oxygen taken in from the respiratory system moves into blood vessels that then circulate oxygen-rich blood to tissues and cells.
By "receiving chambers," I'm not sure if you mean the right atrium and left atrium or the right and left ventricles because those are also chambers within the heart that receive blood in the blood flow cycle.
While the absorbance at 420 nm is related to the amount of o-nitrophenol produced, the absorbance at 600 nm is proportional to cell density, which aids in standardizing our estimations of enzyme activity.
<h3>Describe absorbance.</h3>
The amount of light absorbed by a solution is measured by its absorbance (A), often referred to as optical density (OD). The amount of light that may flow through a solution is called its transmittance.
<h3>How is the activity of beta-galactosidase determined?</h3>
The colorless ONPG substrate is changed by beta-Galactosidase into galactose and the chromophore o-nitrophenol, which results in a vivid yellow solution. The amount of substrate transformed at 420 nm can be calculated by measuring the solution's beta-galactosidase activity using a spectrophotometer or a microplate reader.
<h3>What is measured by the beta-galactosidase assay?</h3>
The -Gal Assay Kit gives users the tools they need to swiftly assess the amounts of active beta-galactosidase expressed in cells that have been transfected with plasmids encoding the lacZ gene.
learn more about absorbance here
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Answer: Carbon
Claim: Carbon is incredibly important due to its ability to form stable bonds with other element/itself. Carbon is also the foundation for photosynthesis. Photosynthesis basically provides food/nutrients for all living things. Carbon is also the basis for a lot of molecules that are vital for life. Like carbs and proteins.
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A temperature of absolute zero is the point at which the gas particles stop moving. This corresponds to a temperature of . Particles have no kinetic energy at all so no energy can be removed and the temperature cannot get any lower. With no kinetic energy and now stationary, the particles will exert no pressure either.
