In the following cross, write the characteristics of the progeny

RrYy x RrYy

Round, yellow, Round, yellow

Write the characteristics of the progeny of the following cross given below:

 rryy  x  rryy (wrinkled, green x wrinkled, green)

In the following cross, write the characteristics of the progeny

RRYY x rryy

Round, yellow, wrinkled, green

Study the following cross showing self-pollination in F_1. Fill in the blank 

Parent         RRYY (Round, Yellow)            X         rryy (Wrinkled, Green)

F₁                RrYy (Round, Yellow)              X                  ?

In the given cross, what are the combination of characters in the F₂  progeny? What are their ratios?

Parent         RRYY (Round, Yellow)            X         rryy (Wrinkled, Green)

F₁                RrYy (Round, Yellow)              X         RrYy (Round, Yellow)

NOTE: MODIFIED QUESTION

Give reasons for the appearance of new combination of characters in the F₂ progeny of the cross mentioned below.

F₁                RrYy (Round, Yellow)              X         RrYy (Round, Yellow)