10 Questions
What holds the sister chromatids together during early stages of mitosis?
The ring of proteins at the centromere
During which phase does the nuclear envelope begin to disintegrate?
Prophase
What is the function of the kinetochore?
To provide attachment points for spindle fibers
During which phase do the sister chromatids separate and move to opposite ends of the cell?
Anaphase
What is the contractile ring composed of during cytokinesis?
Actin filaments
What forms the cell plate during cytokinesis?
The granular matrix from the Golgi body and endoplasmic reticulum
Which phase is considered the shortest stage of mitosis?
Anaphase
During which phase do the chromosomes become indistinct chromatin again?
Telophase
What happens to the spindle during telophase?
It disappears
Which phase of mitosis is described as the shortest?
Cytokinesis
This quiz covers the fundamental concepts of the nucleus, which serves as the control center of the cell and contains DNA. Topics include the structure of the nucleus, nuclear envelope, chromosomes, and nuclear pores.
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