With reference to the Punnett’s square, answer the question given : Number of offsprings that are double homozygous.

Question

Consider the following dihybrid cross between Yellow Round (YYRR) seed pea plant and Green Wrinkled (yyrr) seed pea plant.  

	YR	Yr	yR	yr
YR	YYRR Yellow round	YYRr Yellow round	YyRR Yellow round	YyRr Yellow round
Yr	YYRr Yellow round	YYrr Yellow wrinkled	YyRr Yellow round
				Yyrr Yellow wrinkled
yR	YyRR Yellow round	YyRr Yellow round	yyRR Green round	yyRr Green round
yr	YyRr Yellow round	Yyrr Yellow wrinkled	yyRr Green round	yyrr Green wrinkled

With reference to the Punnett’s square, answer the question given :

Number of offsprings that are double homozygous.

Answer 1

4 (YYRR, YYrr, yyRR, yyrr)