A singe stage of succession in any given ecosystem is technically referred to as a? a.) sere

b.) trophic level

c.) step

Ahypothesis that has been tested again and again , with similar results each time may become a law , true or false

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.

Competition occurs between species when