Cell Cycle and Mitosis (homework questions)

Question 1

What is the name of the portion of the cell cycle that includes growth and DNA synthesis?

Answer 1

Interphase

Question 2

What does M phase include?

Answer 2

Mitosis

Question 3

Chromosomes arranged in size order, only visible in mitosis

Answer 3

Karyotype

Question 4

Cell cycle phase: G1

Answer 4

Growth

Question 5

Cell cycle phase: S

Answer 5

DNA synthesis

Question 6

Cell cycle phase: G2

Answer 6

Second growth

Question 7

Cell cycle phase: M

Answer 7

Mitosis

Question 8

What cell cycle phases does interphase consist of?

Answer 8

• G1
• S
• G2

Question 9

DNA synthesis begins at what point on the molecule?

Answer 9

Replication fork

Question 10

Where are Okazaki fragments found on during replication?

Answer 10

Lagging strand

Question 11

What is the name of the enzyme that assembled and RNA primer?

Answer 11

Primase

Question 12

What is the function of DNA polymerase III

Answer 12

Adds bases at the 3’ end

Question 13

What enzyme binds together Okazaki fragments?

Answer 13

DNA ligase

Question 14

Chromosomes arranged in size order, only visible in mitosis

Answer 14

Karyotype

Question 15

What is nuclear division called?

Answer 15

Karyokinesis

Question 16

What is the function of the telomore?

Answer 16

Defines and protects the ends of chromosomes

Question 17

What phase of mitosis includes the formation of the spindle apparatus?

Answer 17

Metaphase

Question 18

List the components of the spindle apparatus?

Answer 18

• Spindle microtubules
• Centrosome
• Kinetochore

Question 19

What is the name of the enzyme that resembles the nuclear envelope?

Answer 19

Activated lamin phosphate