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