DNA damage caused by ultraviolet light, Biology

Assignment Help:

DNA damage caused by ultraviolet light: 1. Cyclobutane-type pyrimidine dimer is the major photoproduct formed 2. A second product, 6-4 photoproduct, is formed in about 10 % of UV induced pyrimidine dimmers 3. Cyclobutane type dimer can be reversed by a process known as photoreactivation (a) this is carried out by an enzyme known as DNA photolyase (photoreactivating enzyme) (b) significance of photolyase enzyme in humans is questionable 4. DNA photoproducts can also be repaired by excision repair


Related Discussions:- DNA damage caused by ultraviolet light

Explain the pre pregnancy height and foetal outcome, Explain the Pre Pregna...

Explain the Pre Pregnancy Height and Foetal Outcome? Maternal height prior to conception, determined by heredity, socio-economic environment and maternal nutritional status, is

Determine the concept of imitation in the learning process, Determine the c...

Determine the concept of  imitation in the learning process The concept of  imitation in the learning process is also a key developmental concept for infants and young children

How the wet beriberi developed rapidly, How the Wet beriberi Developed Rapi...

How the Wet beriberi Developed Rapidly? Oedema is the significant feature of wet beriberi. It may develop rapidly and involve not only the legs but also the face, trunk and ser

What are food hydrocolloids, What are food hydrocolloids? Food hydroco...

What are food hydrocolloids? Food hydrocolloids are hydrophilic polymers of vegetable, animal, microbial or synthetic origin that generally contain many hydroxyl groups and ma

Proteins of plant origin - vegetable proteins, Proteins of Plant Origin ...

Proteins of Plant Origin Vegetable Proteins: Fresh vegetables are not considered to be a very good source of proteins. On fresh weight basis, the average protein content of s

Explain about maple syrup urine disease, Q. Explain about Maple Syrup Urine...

Q. Explain about Maple Syrup Urine Disease? Maple Syrup Urine Disease (MSUD) is a group of inherited metabolic disorders of three branched chain amino acids (BCAA) namely leuci

Descriibe mechanical ventilation and cardiac performance, Descriibe Mechani...

Descriibe Mechanical Ventilation and Cardiac Performance During spontaneous breathing, the intrathoracic and intrapulmonary pressures are negative, while with mechanical venti

Which organs form the human respiratory system, Q. What are the organs that...

Q. What are the organs that form the human respiratory system? The organs that are part of the human respiratory system can be divided into three groups: lungs, respiratory mus

Define hormonal and receptor proteins, Define Hormonal and Receptor Protein...

Define Hormonal and Receptor Proteins? Hormonal proteins : Hormonal proteins coordinate the bodily activities. Several peptide and protein hormones (like insulin and growth ho

Life, How life exist in earth?

How life exist in earth?

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd