Cell Unit Exam

Front

During the S (synthesis) stage of the cell cycle, a cell makes…

Back

a copy of DNA

Front

Before a cell moves from G₂ to the next stage of the cell cycle, it must...

Back

pass a critical checkpoint

Front

During interphase a cell grows, duplicates organelles, and...

Back

copies DNA

Front

Why do the cells lining the stomach divide more quickly than those in the liver?

Back

They undergo more wear and tear

Front

What is the longest stage of the cell cycle?

Back

Interphase

Front

Proteins from outside a cell that stimulate it to divide are called…

Back

growth factors

Front

Which of the following is true of malignant tumors?

Back

They can cause tumors in other parts of the body

Front

One difference between a cancer cell and a normal cell is that...

Back

cancer cells divide uncontrollably

Front

What is the name of the organelle that helps to pull chromatin to separate ends of the cell?

Back

spindle fibers

Front

What is the most important thing that happens in interphase?

Back

DNA replication