Which major change can occur in a small population that is the result of genetic drift? a. new individuals add their genes to the gene pool. b. the hardy-weinberg equilibrium will not equal 1. c. recessive traits always become dominant. d. large changes in allele frequencies can occur in a short time.

Which statement is the best summary of the model? a-a series of aerobic and anaerobic reactions take place in cells b- the sun's energy moves through trophic levels in a food chain c-light energy is converted into stored chemical energy plants.d- food molecules are broken down in the cells if living things.