A pure-breeding tall plant producing oval fruit as described in Problem 2 (allele D produces tall plants and is dominant to d for short plants, and allele R produces round fruit and is dominant to r for oval fruit) is crossed to a pure-breeding short plant producing round fruit.

+2 votes

Part A

If the F1 are crossed to short plants producing oval fruit, what are the expected proportions of progeny phenotypes?

Express your answers using two significant figures separated by commas. Examples of two significant figures: 25, 35, 10, 5.0

 

Part B

If the F1 are crossed to one another, what proportion of the {\rm F}_{2} are expected to be short and produce round fruit?

Express your answer using four decimal places.  If the number is .6666 the answer should be written 0.6666

 

Part C

If the F1 are crossed to one another, what proportion are expected to be tall and produce round fruit?

Express your answer using four decimal places.

asked Nov 22, 2012 in Genetics by GeneX ~Top Expert~ (7,947 points)
    

1 Answer

+1 vote

Part A

 

Tall oval, short round, tall round, short oval = 
41,41,9.0,9.0
 %

 

Part B

0.2419

 

Part C

0.5081

answered Nov 22, 2012 by GeneX ~Top Expert~ (7,947 points)

Related questions




...