Extinction is a naturally occurring phenomenon. scientists now worry more about extinctions because

What does gradualism and punctuated equilibrium have in common

Are salt and soap nutrients or toxins for yeast? explain.

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.