Multiple choice

Which molecular scaffold aligns the DNA molecules of two chromosomes side by side during synapsis?

  1. DNA replication machinery

  2. Chiasmata

  3. Synaptonemal complex

  4. Bivalents

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

Synaptonemal complex is a molecular scaffold that aligns the DNA molecules of two chromosomes side by side during synapsis. As a result, DNA strand of one chromosome pairs with the corresponding DNA strand of the other.