The nucleus during prophase II. In Metaphase II the chromosomes line up single file down the of the cell. In the sister chromatids split up.

The nucleus is dissolved during prophase II. In metaphase II the chromosomes line up single file down the metaphase plate of the cell. In  anaphase II, the sister chromatids split up.

Explanation:

After meiosis I, meiosis II happens, which is like mitosis in the fact that sister chromatids are separated and migrate towards different daughter cells, resulting in four daughter cells with an haploid number of chromosomes.

brain development. a child's brain undergoes an amazing period of development from birth to three—producing more than a million neural connections each second. the development of the brain is influenced by many factors, including a child's relationships, experiences and environment.

explanation: