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WorksheetsPHS: Edexcel sB3ci DNA
Total questions: 10
Worksheet time: 10mins
Name
Class
Date
1.
What term do we use to describe the entire genetic material of an organism?
a)
genome
b)
DNA
c)
chromosomes
d)
genes
2.
What does DNA stand for?
a)
DeoxyriboNucleic Acid
b)
Don't kNow Answer
c)
Dioxide Nucleic Acid
d)
Described Nucleus Area
3.
What is the shape of a DNA molecule?
a)
double helix
b)
helix
c)
spiral
d)
double spiral
4.
What type of substances join the two strands of DNA together?
a)
bases
b)
acids
c)
sugars
d)
phosphates
5.
Which of these is not part of a 'nucleotide'?
a)
gene
b)
base
c)
sugar
d)
phosphate
6.
Which of these is not a base found in DNA?
a)
uracil
b)
adenine
c)
thymine
d)
cytosine
e)
guanine
7.
Which of these shows the correct complementary base pairs?
a)
A:T and C:G
b)
A:C and G:T
c)
A:G and C:T
d)
T:C and G:A
8.
What would be the complementary base pairs for a section of DNA containing the following bases: ATT ATG GTG
(a)
9.
What type of bonds join complimentary base pairs together?
a)
hydrogen bonds
b)
covalent bonds
c)
ionic bonds
d)
metallic bonds
10.
What does the order of bases in a gene contain the coded instructions for?
a)
a protein
b)
a fat
c)
a carbohydrate
d)
an acid
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