"It is perfectly valid for someone to have the opinion that 'life ' begins with recordable brain activity ( as early as 40-days post-conception ) ... or 'self-awareness ' or any other such concept , or when the entity would be 'viable ' outside the womb . But there are varying levels of brain activity . There is no agreed upon definition of self-awareness ."
"There are some minimum requirements , though . The brain have to be able to receive stimuli and input . That happens during the 26th week of pregnancy , when the thalamocortical tract developes . Otherwise , it is no different than a computer that is turned off ."
"It is perfectly valid for someone to have the opinion that 'life ' begins with recordable brain activity ( as early as 40-days post-conception ) ... or 'self-awareness ' or any other such concept , or when the entity would be 'viable ' outside the womb ."
"There are some minimum requirements , though . The brain have to be able to receive stimuli and input ."