WorksheetsWhat is DNA?
Total questions: 15
Worksheet time: 30mins
Name
Class
Date
1.
What has DNA?
a)
animals
b)
plants
c)
bacteria
d)
all of the above
2.
DNA is found in the (a) of cells.
3.
Bundled up, organized DNA is called a
a)
gene
b)
trait
c)
chromosome
d)
nucleotide
4.
What is the correct sequence?
a)
RNA --> DNA --> Protein
b)
Protein --> RNA --> DNA
c)
DNA --> RNA --> Protein
d)
DNA --> Protein --> RNA
5.
Which shows the correct complementary base pairing for DNA?
a)
C-A, T-G
b)
A-G, C-T
c)
C-G, U-A
d)
T-A, G-C
6.
DNA is a ______________, which means it is made of nucleotides.
a)
adenine base
b)
guano particle
c)
nucleic acid
d)
uracil sugar
7.
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
8.
The drawing shows the structure of what molecule?
a)
A DNA molecule
b)
A lipid molecule
c)
A carbohydrate molecule
d)
A protein molecule
9.
X outlines a(n) ___________.
a)
amino acid
b)
nitrogen base
c)
nucleotide
d)
nitrogen base pair
10.
What is the relationship between a protein, the cell, and DNA?
a)
DNA is produced by protein which is produced in the cell
b)
Protein is composed of DNA which is produced in the cell
c)
DNA makes RNA which produces protein in the cell
d)
A cell is composed of DNA and protein
11.
If we think of DNA as a ladder, which parts are the steps of the ladder?
a)
the nitrogenous base pairs
b)
the phosphate-sugar backbone
c)
the genes
d)
the phospholipid bilayer
12.
What do we call the process of turning DNA into mRNA?
a)
Replication
b)
Transcription
c)
Translation
d)
Cloning
13.
The diagram shows the process of
a)
Transcription
b)
Translation
c)
Replication
d)
Mitosis
14.
What is translation?
a)
When DNA is turned into RNA
b)
When RNA is turned into proteins
c)
When proteins are turned into DNA
d)
When proteins are turned in RNA
15.
Which series is arranged in order from largest to smallest in size?
a)
gene, chromosome, nucleus, cell, DNA, nucleotide
b)
cell, nucleus, chromosome, DNA, gene, nucleotide
c)
nucleotide, chromosome, cell, DNA, nucleus
d)
cell, DNA, gene, nucleotide, nucleus, chromosome
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