In a bear population, the allele frequency of a gene for brown fur increases from 15 percent to 25 percent. what is happening to the population of bears? a. the population is evolving. b. the population is decreasing. c. the population is expanding. d. the population is not evolving..

45 points how are people today being protected from tsunamis? earthquake data is analyzed to detemrine if a tsunami is likely, and if so, warnings are sent out. areas in tsunami risk zones are no longer heavily populated. radar is used to measure wave heights regularly. meteorologists study the winds to determine if wave heights will be large.

What type of pollution does household garbage cause

Fossils of ancestors of the modern horses show a small 4-toed almost dog-like browsing animal named eohippus over time the horses got larger lost toes and changed to a grazing diet what is the best explanation of why this change occurred