Place the following steps of the dna extraction and pcr process in the correct order. not all labels will be used.

The right order is mentioned in the picture.

PCR is the acronym for Polymerase Chain Reaction, a polymerization chain reaction. It is a technique of enzymatic amplification (Taq polymerase) which allows from a DNA fragment, to obtain a large number (several million) identical copies of this same fragment. This reaction is carried out in vitro. It is very valuable for fossil DNA studies because there is very little genetic material available.

the menstrual cycle – higher tier. negative feedback mechanisms affect the production of hormones in the menstrual cycle. oestrogen also stimulates the release of lh (luteinising hormone) from the pituitary gland, which in turn controls the production of progesterone.