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A Plant Has Two Varieties, One with Red Petals and the Other with White Petals. When These Two Varieties Are Cross-pollinated, All the Offsprings Have Red Petals? (A) Which Gene is Dominant? (B) Choose Suitable Letters to Represent the Two Genes. - CBSE Class 10 - Science

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Question

A plant has two varieties, one with red petals and the other with white petals. When these two varieties are cross-pollinated, all the offsprings have red petals?
(a) Which gene is dominant?
(b) Choose suitable letters to represent the two genes.

Solution

(a) The gene for red petals is dominant, while the gene for white petals is recessive.
(b) The gene for red petals can be represented by R and the gene for white petals can be          represented by r.

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APPEARS IN

 Lakhmir Singh Solution for Biology for Class 10 (2018 to Current)
Chapter 4: Heredity and Evolution
Q: 69 | Page no. 195

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Solution A Plant Has Two Varieties, One with Red Petals and the Other with White Petals. When These Two Varieties Are Cross-pollinated, All the Offsprings Have Red Petals? (A) Which Gene is Dominant? (B) Choose Suitable Letters to Represent the Two Genes. Concept: Speciation.
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