How does UV light harm organisms?

Q: 1.At which wavelength is UV radiation most germicidal? Explain. 2.What limited protection do cells…

A: Cells are the basic unit of life, and they are the smallest and simplest structure that can perform…

Q: what are the different hoods in the lab and why are they important?

A:

Q: Why do mosquitoes get attracted to dark materials?

A: Mosquitoes are small insects that belong to the order Diptera. The meaning of the word 'mosquito' in…

Q: Which of these are used to measure optical activity?a) Polarimeterb) Planometerc) Psychrometerd)…

A: The optical activity is the process of the rotation of the polarization plane of a light beam when…

Q: all toxic materials subject to biological magnification? What are the requirements for magnification…

A: Biological magnification is the process by which certain substances become more concentrated as they…

Q: What are some of the potential risks or drawbacks associated with gas or radiation sterilization,…

A: Gas and radiation sterilization are two widely used methods for sterilizing medical devices,…

Q: Define the role Ultraviolet Light ?

A: Ultraviolet light can be defined as the type of electromagnet radiation that has a wavelength…

Q: 1)What is the natural color of cytoplasm? How is it related to our need to stain bacterial cells? 2)…

A: The staining techniques are used to identify the morphological characteristics along with the size…

Q: Examples of ionizing radiation that are able to damage DNA and kill bacteria are Microwaves and…

A: Bacteria Or microbial pathogens can be killed by gamma ray, Ultraviolet rays, Radiowaves of…

Q: Which of the following types of photons (packets of pure electromagnetic energy) have the highest…

A: Radiation is both magnetic and electric fields that spread and travels in waves. Electromagnetic…

Q: What is the function of mordant?

A: Gram staining is a common technique that is used to differentiate bacteria into two broad groups…

Q: D) When performing fluorescence microscopy what are the stokes shift and why is it better  to have…

A: Answer: Fluorescence Microscopy  In fluorescent microscopy , the specimen we use is either…

Q: What are the advantages and disadvantages of sunscreens containing common active ingredients such as…

A: The sun effuses non-ionizing radiation called Ultraviolet (UV) radiation. These rays can be…

Q: What is an example of a negative stain?

A: The bacteria is the unicellular prokaryotic organism that maintains a definite shape since it…

Q: Specifically explain how UV light kills bacteria.

A: Ultraviolet (UV) light is an electromagnetic radiation with the wavelength ranging from 10 nm to 400…

Q: Pigment aids in capturing ____ and ___ light while reflecting green light

A: Photosynthesis is the process by which plants make their food in the presence of sunlight. In…

Q: Which of the following correctly traces the path of light through the compound microscope?

A: The correct sequence of the passage of light through a compound microscope is Illuminator(light…

Q: How many types of objective lenses a light microscope has?

A: In a microscope, the objective lens lies very close to the specimen. The objective lens collects the…

Q: What kind of radiation is used to treat food?

A: Food irradiation is the process where the food is exposed to ionizing radiation such as gamma rays,…

Q: Why is the resolution so superior in the electron microscope?

A: A beam of electrons that travel in wavelike patterns when accelerated to high speeds form the images…

Q: What did experiments using porcelain filters prove?

A: The objective of the question is to understand the significance of experiments using porcelain…

Q: What advantage do fluorescent dyes and fluorescence microscopy provide in comparison to the chemical…

A: Microscope is the widely used laboratory instrument in the molecular biology, it is mainly used to…

Q: Blue light has the shortest wavelength in the visible spectrum. If blue light were used with a…

A: Answer  Blue light has a wavelength approximately near to 500 nano- meter. And it has the shorter…

Q: do we need to stain microorganisms?

A: The study of microorganisms is termed microbiology. Microorganisms is microorganism, fungi, archaea…

Q: Name the colors in a color spectrum of visible light from low to high wavelength.

A: The visible spectrum is the portion of the electromagnetic spectrum which is visible to the human…

Q: is photoreactivation only limited to microbes

A: Ultraviolet rays are known to cause damage to the DNA. They induce structural lesions in the DNA,…

Q: How do stains used for light microscopy compare withthose used for electron microscopy?

A: The micro-organism is the organism that is too small to be seen with the naked eye. It is viewed by…