Question

(x) In a cross between a tall pea plant with round seeds
and a dwarf pea plant with wrinkled seeds, in the F2
generation the plants will be obtained in the ratio
of-
(a) 9 :3 : 3 : 1
(b) 3 : 9 : 3 : 1
(c) 1 : 3 : 3 : 9
(d) 3 : 1 : 3 : 9​

Answer 1

Answer:(a)is the correct option

Explanation:

9:3:3:1 is the correct ratio of f2 generation of mendelian cross....

Hope it helps u...

Answer 2

(a)9:3:3:1

Explanation:

Let gene for tall plant T and t for dwarf .

Gene for round seed is R and for wrinkled seed is r.

Tall pea plant with round seed=TTRR

Dwarf pea plant with wrinkled seed=ttrr

Genes:TR,Tr,tR,tr  

TTRR=Tall and round pea plant

TrTR=Tall and round pea plant

TtRr=Tall and round pea plant

TTrr,Ttrr=Tall and wrinkled pea plants

ttrr=Dwarf and wrinkled pea plants

ttRr, ttRR=Dwarf and round pea plants

Total number of Tall and round pea plant=9

Total number of tall and wrinkled pea plants=3

Total number of dwarf and round pea plants=3

Total number of dwarf and wrinkled pea plants=1

Phenotype ratio:9:3:3:1

#Learns more:

https://brainly.in/question/9131959:answered by Junior badsah