Cell Cycle Regulation 9.3

Front

What are undifferentiated cells in the body?

Back

Stem Cells are undifferentiated cells that can develop into various cell types.

Front

What is the timed regular destruction of a cell in the body called?

Back

Apoptosis is the process of programmed cell death.

Front

What are proteins that help regulate the stages of the cell cycle?

Back

Cyclins are proteins that control the progression of cells through the cell cycle.

Front

What is a permanent change in DNA?

Back

A Mutation is a permanent alteration in the DNA sequence.

Front

What is the uncontrolled growth and division of cells?

Back

Cancer is characterized by uncontrolled cell growth and division.

Front

What is the role of stem cells in the body?

Back

Stem cells can differentiate into various specialized cell types and are crucial for growth and repair.

Front

What triggers apoptosis in cells?

Back

Apoptosis can be triggered by various factors, including DNA damage, oxidative stress, and developmental signals.

Front

What is the significance of cyclins in the cell cycle?

Back

Cyclins are essential for the regulation of the cell cycle, ensuring that cells divide at the right time.

Front

What are the two main types of stem cells?

Back

The two main types of stem cells are embryonic stem cells and adult stem cells.

Front

What is the difference between a benign tumor and a malignant tumor?

Back

A benign tumor is non-cancerous and does not spread, while a malignant tumor is cancerous and can invade nearby tissues.