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PBS DNA Intro Quiz
Test Description: 1.2.2 and 1.2.2
Instructions: Answer all questions to get your test result.
1) What is the monomer of DNA (building block)?
A
nucleotide
B
nucleic acids
C
amino acid
D
deoxyribose
2) What is the overall shape of DNA?
A
triple helix
B
a ladder
C
a double helix
D
circular
3) What is the function of DNA?
A
DNA is the blueprint for building proteins
B
DNA builds proteins
C
DNA builds nucleotides
D
DNA builds carbohydrates
4) According to Chargraff's rule, A pairs with
A
C
B
U
C
G
D
T
5) How many chromosomes are normally in your nucleus?
A
46
B
it depends on if you are a boy or girl
C
92
D
23
6) Who received the Nobel prize for determining the structure of DNA?
A
Franklin
B
Hershey and Chase
C
Watson and Crick
D
Smith and Wiggins
7) What is the sugar in DNA?
A
glucose
B
ribose
C
phosphate
D
deoxyribose
8) Where is DNA located within eukaryotic cells (like our cells)?
A
cytoplasm
B
ribosome
C
mitochondria
D
nucleus
9) If a cell has 30 percent adenine, how much guanine will it have?
A
50%
B
30%
C
70%
D
20%
10) What makes up a nucleotide?
A
DNA
B
proteins
C
amino acids
D
sugar, phosphate and nitrogen base
11) How are the nitrogen bases held together in DNA?
A
ionic bonds
B
covalent bonds
C
hydrogen bonds
D
van der Walls forces
*select an answer for all questions
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