2. La primera ley de la termodinámica establece que: A) La energía química se transforma en fotónica.
B) La energía se transforma sólo en sistema cerrado.
C) La cantidad total de energía permanece constante.
D) La energía fluye desde lugares de baja concentración a los de alta concentración.
E) La energía se modifica, pero no realiza trabajo.

What is the farthest destination to date for a human spaceflight mission?

Archeologists have discovered three sites showing conclusive evidence for the mastery of fire in tanzania, from a period slightly after the time that homo habilis was present in africa. these sites clearly were founded by homo erectus, the descendent species of homo habilis that migrated north, out of africa and into asia. homo erectus was known to have mastered fire, from ample evidence at sites in asia. there is no reason to attribute mastery of fire to homo ergaster, the descendent species of homo habilis that remained in africa.which of the following is an assumption on which the argument depends? (a) before their migration, homo erectus occupied african territory as far south as tanzania.(b) the strain of migration provided the selective pressure motivating homo erectus‘ mastery of fire.(c) homo ergaster would not have derived as much benefit from the mastery of fire as did homo erectus.(d) homo ergaster inherited all cultural knowledge from homo habilis, a species that did not have mastery of fire.(e) homo ergaster did not occupy regions as far south as tanzania until well after the time of these three sites.

What is used as a template during replication? a- mrnab- trnac- rrnad- dnagiving branliest (or however you spell it) (15 points + 8)