WorksheetsMitosis / DNA
Total questions: 20
Worksheet time: 25mins
Name
Class
Date
1.
Structure (b) is a ____.
a)
chromosome
b)
chromatid
c)
centromere
2.
Which organelle is DNA usually found in?
a)
cell membrane
b)
vacuole
c)
ribosome
d)
nucleus
3.
Nucleotides are made up of a sugar, phosphate, and..?
a)
nitrogenous base
b)
nucleic acid
c)
cholesterol
d)
fatty acid
4.
In which phase does the cell spend most of it's life?
a)
Interphase
b)
Nuclear Division
c)
Telophase
d)
Mitosis
5.
DNA will condense into...
a)
Centromeres
b)
Chromosomes
c)
Nuclei
d)
Spindle fibers
6.
Before cells can divide, what must be copied?
a)
mitochondria
b)
cytoplasm
c)
DNA
d)
Cell Wall
7.
Which of the following is NOT occuring during interphase?
a)
Cell growth
b)
DNA being copied
c)
DNA being used for normal cell functions
d)
Two new cells are made
8.
Why would it be important to replicate DNA before a cell divides in mitosis?
a)
In order for genetic information to be transferred into daughter cells.
b)
In order for the cell to be able to increase in size.
c)
In order for the DNA to be contained in the nucleus.
d)
In order for the cell to re-order the DNA sequencing in the new cells.
9.
How many chromosomes do humans have?
a)
46
b)
21
c)
10
10.
Daughter cells always end up with ______ DNA to the parent cell after mitosis.
a)
different
b)
half
c)
twice
d)
identical
11.
Cancer is caused by...
a)
Too much mitosis
b)
Not enough mitosis
c)
Cancer does not relate to mitosis
12.
A set of instructions on part of the DNA strand that code for a specific inherited trait
a)
Chromosome
b)
DNA
c)
Gene
d)
Nucleotide Base
13.
Which phase is shown in this diagram?
a)
Prophase
b)
Telophase
c)
Anaphase
d)
Metaphase
14.
During which phase is the cell preparing for mitosis (chromosomes become visible as rods, centrioles separate, nuclear envelope breaks down)?
a)
Prophase
b)
Telophase
c)
Anaphase
d)
Metaphase
15.
What is the name of the structure labeled X?
a)
Centriole
b)
Centrosome
c)
Chromatid
d)
Chromosome
16.
Which stage of mitosis is shown in the diagram?
a)
Cytokinesis
b)
Interphase
c)
Anaphase
d)
Metaphase
17.
What are the nucleotides made of?
a)
Sugar, Phosphate, nitrogen base
b)
Phosphate, Adenine, nitrogen base
c)
Thymine, Adenine, Cytomine
d)
Phosphate, Nitrogen, Adenine
18.
Adenine bonds with ______________.
a)
Guanine
b)
Thymine
c)
Cytosine
d)
Adenine
19.
The sugar in DNA is ?
a)
sucrose
b)
glucose
c)
deoxyribose
d)
fructose
20.
Which 2 molecules form the sides (backbone) of the DNA ladder?
a)
deoxyribose sugar and adenine
b)
deoxyribose sugar and a hydrogen bond
c)
deoxyribose sugar and the nucleus
d)
deoxyribose sugar and phosphate
100 %
