What Initiates the Disassembly of the Three Major Components of the Nuclear

question 68

Multiple Choice

What initiates the disassembly of the three major components of the nuclear envelope?

• A)phosphorylation of key substrates by mitotic kinases, particularly cyclin B-Cdk1
• B)dephosphorylation of key substrates by mitotic phosphatases, particularly cyclin B-Cdk1
• C)a cascade begun by ATP synthase
• D)phosphorylation of key substrates by mitotic phosphatases, particularly cyclin B-Cdk
• E)methylation of key substrates by mitotic kinases, particularly cyclin B-Cdk1

---

Definitions:

Labia Majora

The outer folds of skin surrounding the vulva in females, serving protective and sexual functions.

Sexual Excitement

The physiological and emotional state of arousal and anticipation that precedes sexual activity, characterized by increased heart rate, blood flow, and libido.

Hardening

The process of becoming firm or rigid; in a medical context, it can refer to the calcification or other physical changes in tissues or vessels.

Facial Skin

The skin covering the face, which differs in texture and sensitivity from other areas of the body and requires specialized care.