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DNA - Life's Code
Test Description: Glencoe bio ch 28
Instructions: Answer all questions to get your test result.
1) Where is DNA stored in your cells?
A
mitochondrion
B
cytoplasm
C
ribosome
D
nucleus
2) DNA forms the code for the making of
A
genes
B
sugar
C
proteins
D
fat
3) What are the cell parts where proteins are made?
A
ribosomes
B
nucleus
C
DNA
D
mitochondria
4) The message of the genes is carried to the cytoplasm by
A
nucleotides
B
proteins
C
DNA
D
mRNA
5) The DNA message depends on the order of the
A
ribose
B
sugars
C
acids
D
nitrogen bases
6) If a change is made when DNA copies itself, a ____ occurs.
A
codon
B
mutation
C
clone
D
death
7) The shape of the DNA molecule is
A
spiral
B
triangular
C
circular
D
straight
8) A short section of DNA that codes for a trait is called, ____.
A
sugar
B
protein
C
recombinant
D
gene
9) Which nitrogen bases that are correctly paired for DNA?
A
Adenine and cytosine
B
Guanine and Cytosine
C
Guanine and Thymine
D
Thymine and Cytosine
10) What nitrogen base replaces thymine in RNA?
A
Adenine
B
Uracil
C
Cytosine
D
Thyme
*select an answer for all questions
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