In meiosis the nucleus undergoes two divisions. Which of the statements about meiosis I is correct? #1
In meiosis I, the number of nuclei and chromosomes is quadrupled.

#2
In meiosis I, the number of chromatids is quadrupled and the number of nuclei is halved.

#3
In meiosis I, the number of chromatids is doubled and the number of chromosomes halved.

#4
In meiosis I, the number of chromosomes is halved and the number of nuclei is doubled.

In meiosis I, the number of chromosomes is halved and the number of nuclei is doubled.

clinically, some people often have repeated allergies, eczema and respiratory infections or other parts of the infection, in this case, in addition to some routine tests such as tests for white blood cells, immunoglobulin series, lymphocyte subsets, etc., the five immune immunoglobulin tests are also necessary.

1. desertification

2. captive breeding

3. black rhinoceros

4. renewable resources

explanation:

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