Cell Cycle and Mitosis

Question 1

In which phase does the cell divide?

Accepted Answer

M

Question 2

Which process prevents babies being born with webbed fingers?

Accepted Answer

Apoptosis

Question 3

Which phase is shown here?

Accepted Answer

Telophase

Question 4

In which phase do the spindle fibers begin to form?

Accepted Answer

Prophase

Question 5

DNA replication occurs during?

Accepted Answer

Interphase

Question 6

Which is the correct order from smallest to largest?

Accepted Answer

Cell--tissue--organ--organ system

Question 7

Why is DNA packaged in prophase?

Accepted Answer

So it can be easily moved to the daughter cells

Question 8

You are testing drug that stops spindle fiber formation. Which phase cell cycle is affected?

Accepted Answer

M

Question 9

What is the primary characteristic of cancer?

Accepted Answer

Cells divide quickly

Question 10

In which phase do the spindle fibers form fully and attach to the centromeres?

Accepted Answer

Metaphase

Question 11

Why do mutagens cause cancer?

Accepted Answer

They mutate the DNA

Question 12

In which phase does the DNA condense and become visible?

Accepted Answer

Prophase

Question 13

Which phase is shown here?

Accepted Answer

Prophase

Question 14

The process of dividing the cytoplasm into two separate daughter cells is called?

Accepted Answer

Cytokinesis

Question 15

What is the name of the structure that protects of the ends of the chromosomes?

Accepted Answer

telomere

Question 16

In which phase will the new nuclei form?

Accepted Answer

Telophase

Question 17

Why is the DNA spread out during interphase?

Accepted Answer

So it can be used

Question 18

A cell with 10 chromosomes undergoes mitosis. How many daughter cells are created?

Accepted Answer

2

Question 19

Which structure pulls the sister chromatids apart into two individual chromosomes?

Accepted Answer

Spindle Fibers

Question 20

Another name for a protooncogene is

Accepted Answer

a growth factor

Question 21

Differentiation is

Accepted Answer

Stem cells becoming other types of cells

Question 22

Which phase is not a part of interphase?

Accepted Answer

M

Question 23

Which of the following has a critical checkpoint?

Accepted Answer

G1

Question 24

In which phase does the cell duplicate its DNA?

Accepted Answer

S

Question 25

Why can't cells be huge?

Accepted Answer

Limits of diffusion

Question 26

A cell with 10 chromosomes undergoes mitosis. Each daughter cell has ___ chromosomes.

Accepted Answer

10

Question 27

Chromosomes become aligned along the equatorial plane of the cell

Accepted Answer

Metaphase

Question 28

One of the most important tumor suppressor genes is called?

Accepted Answer

p53

Question 29

Which type of cell does not go through mitosis?

Accepted Answer

Brain cells, Red Blood Cells

Question 30

Which phase occurs directly after anaphase?

Accepted Answer

Telophase

Question 31

What is the name of the structure marked 'x'?

Accepted Answer

Centriole

Question 32

Which of the following cell types would divide often even in an adult?

Accepted Answer

Mouth

Question 33

What structure is indicated by the arrow?

Accepted Answer

Centromere

Question 34

Which phase is shown here?

Accepted Answer

Metaphase

Question 35

In which phase do the spindle fibers pull the sister chromatides apart?

Accepted Answer

Anaphase

Question 36

Migration of the daughter chromosomes to the two poles is complete

Accepted Answer

Telophase

Question 37

Cells that can develop into more than one type, but are more limited than pluripotent cells.

Accepted Answer

multipotent

Question 38

What does metastasis mean?

Accepted Answer

Cancer cells spreading

Question 39

In vertebrates, differentiation of cells is influenced by

Accepted Answer

Where the cells are located

Question 40

What is this called?

Accepted Answer

Chromosome

Question 41

DNA wraps around proteins called _________ to become chromosomes.

Accepted Answer

histones

Question 42

Which phase is shown here?

Accepted Answer

Anaphase

Question 43

Offspring that are genetically unique are the result of

Accepted Answer

sexual reproduction.

Question 44

The number of chromosomes in a human cell is _______.

Accepted Answer

46

Question 45

Which phase of the cell cycle is the longest?

Accepted Answer

G1

Question 46

What would happen to the daughter cells if no S-phase occurs

Accepted Answer

Both get cells would get some DNA, One cell would get no DNA, Both cells would probably die

Question 47

Which phase is shown here?

Accepted Answer

Anaphase

Cell Cycle and Mitosis

Questions 47

Cell Cycle and Mitosis

Questions 47