loo The Third and Fourth Generation 



color-blind man, there would result, not only 

 normal and color-blind sons, but also color- 

 blind daughters. 



QUESTIONS 



1. Will you state Bateson's experiment to show 

 clearly that a particular character may be due to the 

 interaction of several heritable factors ? Can someone 

 give an experience in breeding rabbits or corn that 

 illustrates the factorial hypothesis ? 



2. How will you explain the various shades of color 

 that result from the crossing of whites and negroes ? 



3. What is meant by a sex-linked character? 



4. Can you explain the peculiar transmission of 

 color blindness through a female who is herself not 

 color-blind ? 



