Campbell Biology Chapter 14 Test Bank Study Guide Questions And Correct Answers

11) Mendel's law of independent assortment has its basis in which of the following events of meiosis I? {Ans: C) alignment of pairs of homologous chromosomes along the middle of the cell}4) The individual with genotype AaBbCCDdEE can make many kinds of gametes. Which of the following correctly describes why this situation is possible? {Ans: C) different possible assortment of chromosomes into gametes occurs}37) Hydrangea plants of the same genotype are planted in a large flower garden. Some of the plants produce blue flowers and others pink flowers. This can be best explained by which of the following? {Ans: D) environmental factors such as soil pH affect the phenotype}59) The following question refers to the pedigree chart in the figure for a family, some of whose members exhibit the dominant trait, W. Affected individuals are indicated by a dark square or circle. What is the probability that individual III-1 is Ww? {Ans: D) 1}46) Feather color in budgies is determined by two different genes, Y for pigment on the outside of the feather, and B for pigment on the inside of the feather. YYBB, YyBB, or YYBb is green; yyBB or yyBb is blue; YYbb or