Multiple choice

The point at which crossing over occurs between homologous chromosomes is called ______.

  1. chromonemata

  2. chromomere

  3. chiasmata

  4. None of these

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Chiasmata are the X-shaped regions where homologous chromosomes remain attached during prophase I of meiosis, marking the site where crossing over has occurred.