in vitro fertilization noun

Fertilization of an ovum by mixing with sperm in a culture medium, after which the fertilized egg is implanted in the uterus to continue normal development (abbrev IVF)

in vitro transcription noun

The use of a laboratory medium without the presence of intact cells to obtain specific messenger RNA production from a DNA sequence (also called cell-free transcription)

in vitro translation noun

The use of pure messenger RNA, ribosomes and other cell extracts to obtain a specific protein product without the presence of intact cells (also called cell-free translation)