WorksheetsStructure of DNA
Total questions: 20
Worksheet time: 19mins
Name
Class
Date
1.
What is the name of this image:
a)
image 51
b)
photograph 51
c)
x-ray diffraction
d)
x-ray 51
2.
What method did Rosalind Franklin use to take pictures of DNA?
a)
Scanning electron microscopy
b)
Radioactive crystallography
c)
X-ray Diffraction
d)
microscopic telemetry
3.
Which of these is NOT a necessary component of genetic material?
a)
It has to be able to code for genetic information.
b)
It has to be heritable.
c)
It has to be different between different species.
d)
It has to code for proteins.
4.
Which of these is NOT encoded by DNA?
a)
Protein
b)
mRNA
c)
tRNA
d)
All of these are encoded by DNA
5.
Who was NOT awarded the Nobel Prize for their part in discovering the helical structure of DNA?
a)
Rosalind Franklin
b)
Francis Crick
c)
James Watson
d)
Maurice Wilkins
6.
The molecules of genetic information are composed of:
a)
Nucleotides
b)
Proteins
c)
Amino Acids
d)
Fatty Acids
7.
What is the name of the shape of DNA?
a)
Strand
b)
Double Helix
c)
α-helix
d)
nucleotide staircase
8.
When a single chromatid is replicated, it forms,
a)
Chromosome
b)
DNA Replication
c)
Homologous chromosomes
d)
Sister chromatids
9.
What does DNA wrap around in order to form chromosomes?
a)
Chromatin
b)
Double Helix
c)
Chromatids
d)
Histones
10.
Which of these molecules is single stranded
a)
Deoxyribonucleic Acid
b)
Ribonucleic Acid
11.
Which of these is NOT a pyrimidine?
a)
Uracil
b)
Thymine
c)
Adenine
d)
Cytosine
12.
Which of these is NOT a part of a nucleotide?
a)
Sugar
b)
Nitrogen Base
c)
Fatty Acid Tail
d)
Phosphate
13.
What does RNA have that DNA does not?
a)
Thymine
b)
Uracil
c)
Adenine
d)
Guanine
14.
Hydrogen bonds hold two strands of ______ together.
a)
RNA
b)
DNA
c)
Proteins
d)
Fatty Acids
15.
______ forms the backbone of DNA and ______ forms the inside.
a)
Sugar and Nitrogen bases / phosphates
b)
Nitrogen bases / sugar and phosphate
c)
Sugar and phosphate / nitrogen bases
d)
Phosphate and nitrogen bases / Sugar
16.
What is the proper way to write a DNA sequence?
a)
5' to 3'
b)
3' to 5'
c)
It doesn't matter
17.
What is the name of the rule that states A pairs with T and C pairs with G?
a)
Franklin's Postulate
b)
Griffith's Transformation
c)
Wilkinson's Rule
d)
Chargaff's Rule
18.
What is the term that explains that the 5' end of one strand pairs up with the 3' end of the opposing strand and they run in opposing directions?
a)
Antiparallel
b)
Opposite directionality
c)
bidirectional
d)
Double Helix
19.
What would be the complementary DNA sequence for the following?
5'-AACTCG-3'
5'-AACTCG-3'
a)
5'-TTGAGC-3'
b)
5'-UUGAGC-3'
c)
5'-CGAGTT-3'
d)
5'-CGAGUU-3'
20.
What is the complementary RNA sequence for the following segment of DNA?
5'-AGATAGG-3'
5'-AGATAGG-3'
a)
5'-UCUAUCC-3'
b)
5'-CCUAUCU-3'
c)
5'-CCTATCT-3'
d)
5'-TCTATGG
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