WorksheetsQuiz Unit 2 DNA FP
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
Which of the following components is not part of a nucleotide?
a)
Nitrogenous base
b)
Phosphate group
c)
Amino acid
d)
Pentose sugar
2.
The backbone of DNA is made up of:
a)
Sugar and phosphate
b)
Sugar and base
c)
Base and phosphate
d)
Nitrogen and phosphate
3.
Which RNA acts as a template for protein synthesis?
a)
mRNA
b)
tRNA
c)
rRNA
d)
siRNA
4.
What is a mutagen?
a)
A gene that mutates
b)
A chemical that promotes growth
c)
An agent that causes mutations in DNA
d)
A repair enzyme in DNA
5.
Which of the following is a chromosomal mutation?
a)
Deletion
b)
Inversion
c)
Duplication
d)
All of the above
6.
Which of the following chromosomes is found in the salivary glands of Drosophila?
a)
Lampbrush chromosome
b)
Polytene chromosome
c)
B-chromosome
d)
Isochromosome
7.
Which DNA type is a left-handed helix?
a)
A-DNA
b)
B-DNA
c)
Z-DNA
d)
C-DNA
8.
Which of the following is an exception to Mendel’s Law of Dominance?
a)
Incomplete dominance
b)
Segregation
c)
Linkage
d)
Independent assortment
9.
The phenomenon which makes one gene mask the effect of another gene is called
a)
Polygenic inheritance
b)
Epistasis
c)
Incomplete dominance
d)
Co-dominance
10.
How many types of histone protein are present in chromosome ?
a)
4
b)
5
c)
6
d)
7
100 %
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