input: Therefore it is assumed that a less toxic chemical is used
fixed: - Therefore it is assumed that a less toxic chemical is used.

input: Hi my name is NaughtyAlexia and I am 22 years
fixed: Hi, my name is NaughtyAlexia and I am 22 years.

input: See the scale from Havstovan The Faroe Marine Research Institute
fixed: See the scale from Havstovan (The Faroe Marine Research Institute)

input: PCRTag primers anneal selectively to either synthetic or wild type chromosomes and the presenceabsence of each type of DNA can be tested using a simple PCR assay
fixed:
PCRTag primers anneal selectively to either synthetic or wild type chromosomes and the presence/absence of each type of DNA can be tested using a simple PCR assay.