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DNA And RNA Structure And Function
Test Description: Covers DNA and RNA molecules
Instructions: Answer all questions to get your test result.
1) DNA
A
links together amino acids
B
stores genetic information in the form of a code
C
transfers information from the mRNA to the ribosomes
D
can leave the nucleus
2) RNA contains which of thses nucleotides?
A
Ribose + phosphate group + thymine
B
Deoxyribose + phosphate group + uracil
C
Deoxyribose + phosphate group + thymine
D
Ribose + phosphate group + uracil
3) DNA and RNA are similar in that
A
they are both made of nucleotides
B
they have the exact same bases
C
they have the same sugars
D
they have the same functions
4) A nucleotide is made of
A
a phosphate group, a sugar, and a base
B
a phosphate group and a base
C
a phosphate group, a sugar, and a base pair
D
a phosphate group and a sugar
5) How many types of RNA are needed to make a protein?
A
3
B
2
C
4
D
1
6) The backbone of a DNA molecule is made of
A
phosphate groups and deoxyribose
B
nucleotides
C
phosphate groups and ribose
D
base pairs
7) Which of the following base pairs is correct?
A
Guanine - Thymine
B
Adenine - Guanine
C
Adenine - Cytosine
D
Cytosine - Guanine
8) What type of bonds hold the two strands of DNA together?
A
carbon bonds
B
nitrogen bonds
C
hydrogen bonds
D
phosphate bonds
9) Genes found in the DNA contain the instructions for assembling
A
purines
B
nucleotides
C
pyramidines
D
proteins
10) DNA is found
A
in the nucleus of eukaryotic cells
B
in the nucleus of prokaryotics cells
C
in the ribosomes of eukaryotic cells
D
in the cytoplasm of eukaryotic cells
*select an answer for all questions
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