WorksheetsSWYK LGA- Understanding DNA
Total questions: 10
Worksheet time: 10mins
Name
Class
Date
1.
What is the shape of DNA?
a)
Straight Ladder
b)
"X"
c)
Double helix
d)
Circle and Squares
2.
What will the matching sequence be on a strand that reads AAGCTAT?
a)
AACGATA
b)
TTCGTTA
c)
CCTGATA
d)
TTCGATA
3.
Nucleotides are made up of a sugar, phosphate, and..?
a)
nitrogenous base
b)
amino acid base
c)
protein base
d)
hydrogen base
4.
What does DNA stand for?
a)
deoxyribonucleic acid
b)
ribonucleic acid
5.
Which of the following units are repeatedly joined together to form a strand of DNA?
a)
amino acids
b)
nucleotides
c)
chromosomes
d)
protiens
6.
Which 2 molecules forms the sides (backbone) of the DNA ladder?
a)
ribose (sugar) and nitrogen bases
b)
ribose (sugar) and phosphate
c)
deoxyribose (sugar) and nitrogen bases
d)
deoxyribose (sugar) and phosphate
7.
What are the 4 nitrogen bases?
a)
adenine, thymine, cytoplasm, and guanine
b)
adenine, thymine cytosine, and guanine
c)
adenine, thymine, cytosine, and gylcerol
d)
adenine, thymine, cytosine, and glucose
8.
Thymine always equals .....
a)
Guanine
b)
Adenine
c)
Cytosine
d)
Thymine
9.
Guanine always equals .....
a)
Adenine
b)
Thymine
c)
Cytosine
d)
Guanine
10.
Adenine always equals.....
a)
Thymine
b)
Cytosine
c)
Guanine
d)
Adenine
100 %
