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Question

In Mendel’s dihybrid cross, round shape of seed (R) is dominant over wrinkled shape of seed (r) and yellow colour of seed (Y) is dominant over green colour of seed (y). What are the expected phenotypes in the F1 generation of cross between RrYY and rryy amongst the following?

a. Round and yellow seeds

b. Round and green seeds

c. Wrinkled and yellow seeds

d. Wrinkled and green seeds

मेण्डल के द्विसंकर संकरण में बीज (R) का गोल आकार, बीज (r) के झुर्रीदार आकार पर प्रभावी होता है तथा बीज (Y) का पीला रंग, बीज (y) के हरे रंग पर प्रभावी होता है। निम्नलिखित में से RrYY तथा rryy के बीच हुए संकरण की F1 पीढ़ी में संभावित लक्षणप्ररूप (फीनोटाइप) क्या होंगे?

a. गोल तथा पीले बीज

b. गोल तथा हरा बीज

c. झुर्रीदार तथा पीले बीज

d. झुर्रीदार तथा हरा बीज

A
a, b and c only

केवल a, b तथा c
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B
a and c only

केवल a तथा c
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C
a, b, c and d

a, b, c तथा d
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D
a, c and d only

केवल a, c तथा d
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Solution

The correct option is B a and c only

केवल a तथा c
Solution

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