But James Watson and Francis Crick's claim was a valid one, for they had in fact discovered the structure of DNA, the chemical that encodes instructions for building and replicating almost all ...

Environments are littered with the DNA of the creatures that inhabit them. Analyzing it could provide a real-time view of how our planet is changing. When you purchase through links on our site ...

Conjugation is a form of horizontal gene transfer that allows the exchange of genetic material between two organisms or cells ...

But your DNA appears to be female ... perform their typical recombination in the pseudoautosomal regions,” she said while drawing a diagram of the complicated process on a blank sheet of paper on the ...

Francis Crick and James Watson with a model of the DNA molecule At midday on 28 February 1953, Francis Crick and James Watson walked into The Eagle pub in Cambridge and announced “We have ...

The diagram in Figure 2 shows a typical chromatin ... is more flexible and capable of interacting more directly with DNA and the different proteins within the nucleus. Because eukaryotic DNA ...

With only half the DNA, when the parent cell combines with another parent cell, the proper amount of DNA is maintained. This solution is called meiosis. Mitosis describes the process by which the ...

DNA polymerases catalyse chain growth only in the 5' to 3' chemical direction, but both new daughter strands grow at the fork, so a dilemma of the 1960s was how the bottom strand in this diagram ...

DNA can be cut up and separated ... It is the unit of heredity, and may be copied and passed on to the next generation. The diagram shows the relationship between the cell, its nucleus ...