Question 11
Two pea plants one with round green seeds (RRyy) and another with wrinkled yellow (rrYY) seeds produce F1 progeny that have round, yellow (RrYy) seeds. When F1 plants are selfed, the F2 progeny will have a new combination of characters. Choose the new combination of the following.
(i) Round, yellow
(ii) Round, green
(iii) Wrinkled, yellow
(iv)Wrinkled, green
(a) (i) and (ii)
(b) (i) and (iv)
(c) (ii) and (iii)
(d) (i) and (iii)

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Solution

(b) (i) and (iv)

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Question 11
Two pea plants one with round green seeds (RRyy) and another with wrinkled yellow (rrYY) seeds produce F1 progeny that have round, yellow (RrYy) seeds. When F1 plants are selfed, the F2 progeny will have a new combination of characters. Choose the new combination of the following.

(i) Round, yellow
(ii) Round, green
(iii) Wrinkled, yellow
(iv)Wrinkled, green

(a) (i) and (ii)
(b) (i) and (iv)
(c) (ii) and (iii)
(d) (i) and (iii)

Q. Two pea plants, one with round green seeds (RRyy) and another with wrinkled yellow seeds (rrYY) produce F1 progeny that have round yellow seeds. When F1 plants are selfed, the F2 progeny will have new combinations of characters. Choose the new combination of characters from the following:

i. Round and yellow seeds
ii. Round and green seeds
iii. Wrinkled and yellow seeds
iv. Wrinkled and green seeds

Q. Two pea plants, one with homozygous round yellow seeds and another with wrinkled green seeds produce

F_{1}

progeny that have round, yellow seeds. When

F_{1}

plants are selfed, the

F_{2}

progeny will have a new combination of characters
(recombinants).
Choose the recombinants from the following.
(i) Round, yellow
(ii) Round, green
(iii) Wrinkled, yellow
(iv) Wrinkled, green

Question 5
If a round, green-seeded pea plant (RRyy) is crossed with wrinkled, yellow-seeded pea plant (rrYY), the seeds produced in F1 generation are

(a) round and yellow
(b) round and green
(c) wrinkled and green
(d) wrinkled and yellow
( Round-R, Green-y, Wrinkled-r, Yellow-Y)

Q. Two pea plants one with yellow round seeds (YYRR) and another with green wrinkled seeds (yyrr) produce

F_{1}

progeny that have yellow round seeds (Yy Rr). The possible new combination in

F_{2}

generation is
A.Yellow Round
B. Yellow wrinkled
C. Green Round
D.Green wrinkled

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Mendel's Dihybrid Experiments

Standard X Biology

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