WorksheetsLife Science, Chapter 5, DNA, Pre-Assessment
Total questions: 19
Worksheet time: 12mins
Name
Class
Date
1.
True or False: In protein synthesis, translation occurs inside the nucleus.
a)
true
b)
false
2.
Which of the following forms of RNA includes an anti-codon?
a)
tRNA
b)
rRNA
c)
mRNA
3.
Which process requires collaboration between all forms of RNA?
a)
translation
b)
transciption
c)
replication
4.
What is the function of mRNA?
a)
storage of food
b)
prevents mutations
c)
provides energy
d)
carries genetic message
5.
DNA codes for...
a)
cholesterol
b)
proteins
c)
fatty acids
d)
a sandwich
6.
Where does DNA replication take place?
a)
Nucleus
b)
Ribosome
c)
Cytoplasm
d)
Golgi Body
7.
The process of making mRNA from DNA is called.
a)
Replication
b)
Transcription
c)
Translation
d)
Protein synthesis
8.
Which molecule brings the amino acid to the ribosome?
a)
DNA
b)
mRNA
c)
tRNA
d)
rRNA
9.
RNA is different from DNA in ___
a)
RNA is single stranded
b)
RNA has uracil
c)
All of these
10.
How many types of RNA are there?
a)
1
b)
2
c)
3
d)
4
11.
Which of the following best describes a DNA molecule?
a)
double helix
b)
contains ribose
c)
made of amino acids
d)
contains Uracil
12.
Changes in DNA sequences that affect genetic information are known as...
a)
Replication
b)
Mutations
c)
Transformation
d)
Translation
13.
mRNA stands for
a)
my RNA
b)
messenger RNA
c)
mitosis RNA
d)
mutated RNA
14.
Why is DNA important?
a)
it is very small and very complicated
b)
it's in everything
c)
it serves as the blueprint for traits of all living things
d)
because we eat it every day for energy
15.
In a molecule of double-stranded DNA, the amount of Adenine present is always equal to the amount of
a)
cytosine
b)
guanine
c)
thymine
d)
uracil
16.
A trait that can be hidden.
a)
recessive
b)
dominant
trait
trait
c)
dominant
17.
A trait that overpowers or hides another.
a)
trait
b)
dominant
c)
chromosomes
18.
These are made of DNA and carry the genes (humans have 46).
a)
genes
b)
trait
c)
chromosomes
19.
The physical appearance of an organism's is called its?
a)
genotype
b)
phenotype
c)
pedigree
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