試題詳解

13. Which of the following statements regarding gene linkage is correct?
(A) The closer two genes are on a chromosome, the lower the probability that a crossover will occur between them.
(B) The observed frequency of recombination of two genes that are far apart from each other has a maximum value of 100%.
(C)All of the traits that Mendel studied—seed color, pod shape, flower color, and others—are due to genes linked on the same chromosome.
(D) Linked genes are found on different chromosomes.
(E)All of the above.