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In animals meiotic division occurs durin...

In animals meiotic division occurs during gamete formation. This gametic meiosis results in

A

haplontic life cycle

B

diplontic life cycle

C

diplohaplontic life cycle

D

none of these

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The correct Answer is:
**Step-by-Step Solution:** 1. **Understand the Process of Meiosis in Gamete Formation:** - In animals, meiosis occurs during the formation of gametes (sperm and eggs). This process is known as gametic meiosis. 2. **Identify the Type of Cells Involved:** - The cells that undergo meiosis are called gamete mother cells. These cells are diploid (2n), meaning they contain two sets of chromosomes. 3. **Meiosis Results in Haploid Cells:** - During meiosis, the diploid gamete mother cells divide to produce haploid gametes (n). This means that each gamete contains only one set of chromosomes. 4. **Formation of the Zygote:** - When a male gamete (sperm) and a female gamete (egg) fuse during fertilization, they form a diploid zygote (2n). This zygote will then undergo mitosis to develop into an embryo. 5. **Determine the Type of Life Cycle:** - In this scenario, since the majority of the life cycle is spent in the diploid state (as the zygote and embryo are diploid), this type of life cycle is classified as a diplontic life cycle. 6. **Conclusion:** - Therefore, the correct answer to the question is that gametic meiosis in animals results in a diplontic life cycle. **Final Answer:** - Gametic meiosis results in a diplontic life cycle. ---

**Step-by-Step Solution:** 1. **Understand the Process of Meiosis in Gamete Formation:** - In animals, meiosis occurs during the formation of gametes (sperm and eggs). This process is known as gametic meiosis. 2. **Identify the Type of Cells Involved:** - The cells that undergo meiosis are called gamete mother cells. These cells are diploid (2n), meaning they contain two sets of chromosomes. ...
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NCERT FINGERTIPS ENGLISH-CELL CYCLE AND CELL DIVISION-MEIOSIS
  1. Splitting of centromere and hence separation of chromatids occur durin...

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  2. If gametes are produced after reduction division, they are termed as

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  3. If 2n=4, then identify the figures A,B and C, as per the following cod...

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  4. What does (I) and (II) represent in the given flowchart? Parent cell o...

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  5. In above sequence of figures showing different stages of cell division...

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  6. Consider the given cell at metaphase-I stage undergoing normal meiosis...

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  7. While in mitosis, the daughter cells resemble each other and alos the ...

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  8. Refer to the the given and select the correct statement

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  9. Refer to the given figure. Identify A,B and C and select the corr...

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  10. Refer to the given figure of cell division. Which of the followin...

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  11. In which of the following ways are mitosis and meiosis similar?

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  12. At what phase of meiosis there are two cells, each with separated site...

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  13. An another has 1200 pollen grains. How many PMCs must have been there ...

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  14. Meiosis does not occur in

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  15. In animals meiotic division occurs during gamete formation. This gamet...

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  16. The durations of mitotic stages in two situations. (A and B) are tabul...

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  17. Given graphs P,Q,R and S show four stages of cell cycle i.e., G(1),S,G...

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  18. Which of the following graphs shows the relative change in the amount ...

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  19. The given figure is a schematic breadk-up of the phases/stages of cell...

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  20. Given diagram shows variations in the amount of DNA of a developing eu...

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