Why was the transition from purple bacteria and green bacteria important for the evolution of complex organisms

Which sentence is an example of a strong conclusion to an autobiography? a. i stayed after school three days in a row to practice onstage in the auditorium. b. i knew i would have to practice all week to memorize my dance for the recital. c. after the recital was over, i knew practicing was worth it, and i was looking forward to my next big challenge. d. on opening night, i danced in front of a packed auditorium.

The reactions that occur in the ribosome, where amino acids are combined to form proteins are anabolic or catabolic?

Explain why biological control methods are generally environmentally superior to chemical pest control methods.