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

Rituals , Rituals: The social life of  the earliest human groups or tri...

Rituals: The social life of  the earliest human groups or tribes revolved around food gathering. To begin with, they must have collected anything they could eat-seeds,  nuts, f

How did darwin reach the principle of natural selection, How did Darwin rea...

How did Darwin reach the principle of natural selection from the observation of differences among individuals of the same species? The Darwin recognized that in a same species

Transport in human, what is the name of the valve that separates the chambe...

what is the name of the valve that separates the chamber?Why is that valve necessary?

Explain nicotinamide nucleotides, Nicotinamide nucleotides These coenzy...

Nicotinamide nucleotides These coenzymes are derived from  the vitamin, niacin. They are of two  types, nicotinamide  adenine dinucleotide (NAD')  and nicotinamide adenine dinu

Chemical bonding, Chemical bonding : The present matter of earth contains ...

Chemical bonding : The present matter of earth contains atoms bound in groups of two or more called molecules. Their binding capacity is called chemical reactivity; It depends upo

Define miscellaneous functions of protein, Define Miscellaneous Functions o...

Define Miscellaneous Functions of Protein? Besides the functions enumerated above certain other important miscellaneous functions of proteins are included herewith. These inclu

Bque, what is working of heart

what is working of heart

What event marks the beginning of the menstrual cycle, What event marks the...

What event marks the beginning of the menstrual cycle? What is the blood concentration of FSH, LH, estrogen and progesterone in this phase of the cycle? By convention the menst

Hunting and export - wildlife, Hunting and Export - Wildlife The hunti...

Hunting and Export - Wildlife The hunting and export of excessive numbers of certain animal species is another important factor leading to dangerous reductions in numbers. The

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