Unit 4 Test Review

What is this a model of?

• meiosis

• mitosis

• cell cycle diagram

• a timeline of making new DNA

Genetically identical offspring to the parents are the result of:

• meiosis

• cloning

• asexual reproduction

• offspring can never be identical to the parents

G1, S, and G2 are part of:

• interphase

• telophase

• cytokinesis

• mitosis

In which phase is DNA replicated?

• O phase

• S phase

• T phase

• mitosis

Interphase is the:

• shortest part of the cell cycle

• longest part of the cell cycle

• occurs during mitosis

• only occurs during meiosis

Put these pictures in order.

• 1, 2, 3, 4

• 4, 2, 1, 3

• 3, 2, 4, 1

• 4, 3, 2, 1

Which number represents chromosomes lining up in the middle?

• 1

• 2

• 3

• 4

A cell has 4 chromosomes before it undergoes mitosis. How many chromosomes would each cell produced by mitosis have?

• 2

• 8

• 12

• 4

What is cytokinesis?

• where you can move things with your mind

• you can fly

• the nucleus divides

• the cytoplasm divides

A cancerous mass found on the lymph nodes is the result of:

• years of radioactivity

• uncontrollable cell growth in that area

• exposure to someone else with cancer

• implanting cancerous cells into your body