Examlex
When a muscle contracts,the H band almost disappears.
Crossing Over
A genetic process during meiosis where two chromosomes pair up and exchange segments of their genetic material.
Prophase I
The first stage of meiosis I where homologous chromosomes pair and exchange genetic material via crossing over.
Anaphase I
A stage of meiosis during which homologous chromosomes are pulled apart towards opposite poles of the cell.
Anaphase II
A phase of meiosis II where sister chromatids are separated and move towards opposite poles of the cell.
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