
1) One stage of development
Found on
https://www.crosswordclues.com/clue/beta-testing

A type of product or system testing that involves getting feedback from a selected set of real (and tame) users. Some big software organisations, sadly, use this as the first step in their testing methodology as opposed to the last.
Found on
http://www.ft.com/dbglossary

Operational testing by potential and/or existing users/customers at an external site not otherwise involved with the developers, to determine whether or not a component or system satisfies the user/customer needs and fits within the business processes. Beta testing is often employed as a form of external acceptance testing for off-the-shelf softwar...
Found on
http://www.imbus.de/glossar/

A blood test used to help indicate whether a woman is pregnant approximately 10 days after an embryo transfer. It measures levels of Estradiol, Progesterone, LH, and HCG (hormones that indicate pregnancy).
Found on
https://www.circlesurrogacy.com/blog/circle-surrogacy/surrogacy-terms-decod

This is a fancy term for a pregnancy test. The blood test indicates whether a surrogate is pregnant approximately 10 days after the embryo transfer. It measures the levels of estradiol, progesterone, LH, and HCG to indicate pregnancy. If the first beta is positive, then the intended mother or surrogate goes for two additional tests. After three tes...
Found on
https://www.encyclo.co.uk/local/23279

A blood test used to help indicate whether a woman is pregnant. This is performed approximately 10 days after an embryo transfer. The test is used to measure levels of Estradiol, Progesterone, LH, and HCG (indicators of pregnancy).
Found on
https://www.familycreations.net/blog/surrogacy-terminology/
No exact match found.