The Synaptonemal Complex Is

question 12

Multiple Choice

The synaptonemal complex is

• A)a cluster of microtubules at each pole of the cell.
• B)a network of microtubules that forms the spindle apparatus.
• C)a network of proteins that holds homologues together.
• D)the area where microtubules attach to the centromere of each chromosome.

---

Definitions:

Sugar-Phosphate Bonds

Covalent bonds that connect sugar and phosphate molecules, forming the backbone of nucleic acid structures like DNA and RNA.

Okazaki Fragments

Short sequences of DNA nucleotides synthesized discontinuously and later linked together to form the lagging strand during DNA replication.

Heavy Nitrogen (15N)

A stable isotope of nitrogen, used in scientific studies to trace nitrogen pathways and cycles in the environment or organisms.

Meselson and Stahl

Scientists who conducted a landmark experiment in 1958 demonstrating that DNA replication is semiconservative, where each of the original strands serves as a template for a new strand.