Questions 6 to 10 are based on the following news.

A． make every effort to appear strange
B． have a strong desire to be noticed
C． deliberately behave in a mysterious way
D． are unaware that their behavior is unusual

A． the way traits usually reappear in succeeding generations
B． a tendency of botanists to resist purely theoretical proof
C． the way peas tend to exhibit the quality of linked traits
D． a similarity between Mendel’s experiments and those of succeeding geneticists