Intro to Cell Cycle

In what stage is most of the cell's life spent?

• Interphase

• Mitosis

• Cytokinesis

• None of the above

In what phase of the cell cycle does DNA replicate (the number of chromosomes doubles)?

• G1 phase of interphase

• S phase of interphase

• G2 phase of interphase

What terms refers to a section of DNA with instructions for making a protein?

• Gene

• Chromosome

• Chromatid

How many chromosomes do all your body cells contain?

• 23

• 46

• 50

• 38

True or False: Humans have two sets of chromosomes, one from their biological mother and one from their father.

• True

• False

This term refers to one half of a duplicated homologous chromosome

• Centromere

• Chromatid

• Gene

One long continuous thread of DNA that consists of thousands of genes and regulatory information

• Chromosome

• Centromere

• Telomere

Which of these are functions of the cell cycle? (select all that apply)

• Growth

• Repair

• Detoxification

• Energy production