Biology - Mitosis

Question 1

When do the centrioles move apart and organize into spindles?

Answer 1

Prophase

Question 2

When do chromosomes coil and appear as long threads, then move to the equator?

Question 3

What breaks down and disappears during Prophase?

Answer 3

Nuclear membrane

Question 4

What part of the cell eventually becomes invisible?

Answer 4

Nucleolus

Question 5

Which phase is the slowest?

Answer 5

Prophase

Question 6

What part of the cell has disappeared by time it reaches Metaphase?

Answer 6

Nuclear membrane

Question 7

Which phase is the fastest?

Answer 7

Anaphase

Question 8

What happens during Metaphase?

Answer 8

The centromere of each double-stranded chromosome attach to a spindle fibril at the spindle equator

Question 9

Which phase do the centromeres divide and move to the opposite poles of the spindle?

Answer 9

Anaphase

Question 10

When does cytokinesis occur?

Answer 10

Anaphase

Question 11

When do new nuclear membrane form?

Answer 11

Telophase

Question 12

What happens to the chromosomes during Telophase?

Answer 12

They become larger, thinner, and less distinct

Question 13

What reappears during Telophase?

Answer 13

Nucleolus

Question 14

What is replicated during Telophase?

Answer 14

Centrioles

Question 15

When is cytokinesis nearly complete?

Answer 15

Telophase

Question 16

Which phase is not actually part of mitosis?

Answer 16

Interphase

Question 17

When do chromosomes duplicate?

Answer 17

Interphase

Question 18

When is cytokinesis complete?

Answer 18

Interphase

Question 19

What happens to the cells during Interphase?

Answer 19

The grow larger

Question 20

When are the nuclear membranes done forming?

Answer 20

Interphase

Question 21

What do animal cells have that plant cells don’t?

Answer 21

Cleavage and visible centrioles