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Select incorrect statements. 1. Diplo...

Select incorrect statements.
1. Diplotene stage is not recognized by the dissolution of the synaptonemal complex.
2. Recombination nodules contain a recombinase enzyme.
3 . Interkinesis is generally short - lived .
4. In anaphase II separation of homologous chromosomes ( bivalents ) separate to opposite poles.

A

1 and 2

B

2 and 3

C

1 and 4

D

1 and 3

Text Solution

AI Generated Solution

The correct Answer is:
To solve the question, we need to analyze each statement provided and determine which ones are incorrect. ### Step-by-Step Solution: 1. **Statement 1: "Diplotene stage is not recognized by the dissolution of the synaptonemal complex."** - The diplotene stage of prophase I in meiosis is characterized by the dissolution of the synaptonemal complex, which connects homologous chromosomes. Therefore, this statement is incorrect. 2. **Statement 2: "Recombination nodules contain a recombinase enzyme."** - Recombination nodules are indeed associated with the process of genetic recombination during meiosis, and they contain proteins, including recombinase enzymes that facilitate this process. This statement is correct. 3. **Statement 3: "Interkinesis is generally short-lived."** - Interkinesis is the resting phase between meiosis I and meiosis II. It is typically a short-lived phase, as it does not involve DNA replication. This statement is correct. 4. **Statement 4: "In anaphase II, separation of homologous chromosomes (bivalents) separate to opposite poles."** - In anaphase II, it is the sister chromatids that separate and move to opposite poles, not homologous chromosomes. The separation of homologous chromosomes occurs in anaphase I. Therefore, this statement is incorrect. ### Conclusion: The incorrect statements are: - Statement 1: Incorrect - Statement 4: Incorrect Thus, the final answer is that statements 1 and 4 are incorrect.
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