One result of over evolutionary time spans is that the alleles that enable individuals to survive and reproduce at a higher rate than other individuals become more common in the population

Q: a pair of homologous chromosomesa) always has the same genes and the same allows b)always has the same genes c)always has the same alleles d)never has the same genes

Which of these resources is used worldwide to make construction products, pottery, and porcelain

Which of these is an example of land degradation? a. containers designed to store pollutants leak. b. fertilizers provide too many nutrients to crops. c. garbage is buried so the land can be reclaimed later. d. a drought kills all the plants in an area, leaving bare land