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Name atleast two flowers where polyploid...

Name atleast two flowers where polyploid varieties are common.

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To answer the question about flowers where polyploid varieties are common, we can follow these steps: ### Step-by-Step Solution: 1. **Understand Polyploidy**: Polyploidy refers to the condition of having more than two complete sets of chromosomes. It is common in many plants, including flowers, and can lead to increased size, vigor, and sometimes new varieties. 2. **Identify Common Flowers with Polyploid Varieties**: - **Tulips**: Tulips are a well-known flower that often exhibits polyploidy. Many cultivated varieties of tulips are polyploid, which contributes to their diverse colors and sizes. - **Lilies**: Lilies are another example where polyploid varieties are common. Different species and hybrids of lilies can be polyploid, leading to variations in flower characteristics. 3. **Consider Other Examples**: While the question specifically asks for flowers, it’s worth noting that polyploidy can also be found in other plants, such as apples. However, since the focus is on flowers, we will stick to tulips and lilies. 4. **Conclude the Answer**: Therefore, the two flowers where polyploid varieties are common are **tulips** and **lilies**. ### Final Answer: The two flowers where polyploid varieties are common are tulips and lilies. ---
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PRADEEP-CELL CYCLE AND CELL DIVISION -ANALYTICAL QUESTIONS WITH ANSWERS
  1. What are mitogens? Cite atleast two examples.

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  2. what is interkinesis?

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  3. What is meant by the term congression in cell division?

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  4. Name atleast two flowers where polyploid varieties are common.

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  5. How does meiosis help in evolution?

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  6. How would you define cance? What is the technical term used for substa...

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  7. Give difference in the attachment of chromosomes to the spindle fibres...

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  8. What are tractile fibres?

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  9. Why is it not possible to shorten the cell cycle?

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  10. Why do the chromosomes become short and thick in prophase?

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  11. (a)What is meant by cell cycle?(b)In context of cell cycle,what is mea...

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  12. What happens during interphase?What is its duration.It iks divisible i...

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  13. (a)Why is mitosis also known as the equational division? (b)you are vi...

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  14. (a)In which is animal cytokinesis different from plant cytokinesis? (b...

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  15. (a)Differentiate between intranuclear and extranuclear mitosis.In whic...

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  16. (a)How many divisions take place in meiosis?How many times ,the chromo...

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  17. Study the following diagrams(depicting behaviour of chromosomes in mei...

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  18. fill in the blanks from the followin g word:Bivalent,synapsis,tetrad,d...

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  19. (a)What is the significance of meiosis-I? (b)Why meiosis-II is necessa...

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  20. Name the chemical which is used by plant breeders to induce polypoidy....

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