Unit 6 - Mitosis/Meiosis Study Guide

Question 1

There are two parts of the cell life cycle, mitosis and interphase.

Answer 1

False - Interphase, Mitosis, Cytokinesis

Question 2

During meiosis I, homologous chromosome pairs are separated when the centromeres split apart.

Answer 2

False

Question 3

The chromosomes shown in diagram are in which state of mitosis?

Answer 3

Anaphase

Question 4

Which of the graphs in diagram shows the correct changes in the amount of DNA in a cell as it moves through one cell cycle?

Answer 4

C

Question 5

The diagram illustrates which stage of mitosis?

Answer 5

Metaphase

Question 6

The cell cycle is regulated by

Answer 6

cyclins

Question 7

Which checkpoint has this cell just passed?

Answer 7

G2

Question 8

The typical growth period of a cell occurs during which stage of the cell cycle?

Answer 8

G1

Question 9

Crossing over would most likely occur during which stage of the cell cycle?

Answer 9

when homologous chromosomes line up in pairs

Question 10

What is the role of the spindle fibers?

Answer 10

They move chromosomes in the cell

Question 11

During which phase of meiosis do homologous pairs of chromosomes line up next to one another along the equator?

Answer 11

Metaphase I

Question 12

Which stage of meiosis is represented in diagram?

Answer 12

Metaphase I

Question 13

In plant cells, cytokinesis begins with a furrow that pinches the cell.

Answer 13

False

Question 14

By the end of prophase, each of the following has occurred except ____.

Answer 14

Lining up of chromosomes in the cell

Question 15

Which of the cells depicted in the line graph in the diagram are most likely cancerous?

Answer 15

A

Question 16

Why is the synthesis stage called this?

Answer 16

Because DNA synthesis is taking place

Question 17

A cell has 12 chromosomes. How many chromosomes will each daughter cell have?

Answer 17

12

Question 18

The cell in diagram is undergoing mitosis. Which stage of mitosis will follow this one?

Answer 18

Metaphase

Question 19

DNA replication occurs during

Answer 19

Interphase

Question 20

The numbers in diagram represent the chromosome number found in each of the dog cells shown. The processes that are occurring at A and B are ____.

Answer 20

Meiosis and Fertilization

Question 21

Which is the best description of the events that take place during anaphase II?

Answer 21

Sister chromatids are separated and pulled to opposite sides of the cell.

Question 22

The typical human body cell contains 46 chromosomes. How many chromosomes are found in a typical human sperm?

Answer 22

23

Question 23

Consider the cell labeled X in the diagram containing 4 chromosomes. Which of the four cells below it represents a healthy gamete that could be produced from this cell?

Answer 23

A