DNA contains the genetic information that allows all modern living things to function, grow and reproduce.
However, it is unclear how long in the 4-billion-year history of life DNA has performed this function, as it has been proposed that the earliest forms of life may have used RNA as their genetic material. Methods have been developed to purify DNA from organisms, such as phenol-chloroform extraction and manipulate it in the laboratory, such as restriction digests and the polymerase chain reaction.
At Prof writing help is provided by seasoned and accountable writers who never miss deadlines and are fully receptive to your needs and choices.
We follow instructions and never ignore your needs, concerns and demands!
; how introductory sentences can be made more catchy?
Next comes choosing the theme point that one is going to present, if one cant chose, sticking to any one theme is advised.
That’s because, drafting meaningful & well structured essays is a skill, not generously bestowed.
Composing DNA Essay should be ideally done in two stages.
Depending on the organism, most DNA is found within a single chromosome like bacteria, or in several chromosomes like most other living things.
(Heath, 110)(Grolier Encyclopedia, 1992) DNA does not act directly in the process of protein synthesis because it does not leave the nucleus, so a special ribonucleic acid is used as a messenger (m RNA).