Estimating and calculating frequency of cell division in cell culture. Cell cycle of the human cells in cell culture on average is about 24 h, while mitosis lasts approximately 80 min. 2.1. Based on this information, what percentage of the cells in the human cell culture is undergoing cell division at any point?

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.

New york city has 2,181 inhabitants per square mile. the state of alaska has 1.03 inhabitants per square mile. ecologists would say alaska has a low exponential growth population density birth rate carrying capacity

What does natural resource management aim at ?