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DNA
Test Description: Dna practice quiz
Instructions: Answer all questions to get your test result.
1) What is the name of the monomers that make up nucleic acids?
A
nucleotides
B
nitrogen bases
C
DNA
D
RNA
2) What is the sugar in DNA?
A
glucose
B
lactose
C
ribose
D
deoxyribose
3) DNA is shaped most like a
A
ladder
B
spiral staircase
C
tree
D
brick
4) Chargraff's rule states that A pairs with
A
C
B
A
C
T
D
G
5) In RNA, thymine is replaced with
A
guanine
B
trick! it's not replaced!
C
adenine
D
uracil
6) Transcription is carried out in the nucleus because
A
tRNA can't get out of the nucleus
B
that's where the ribosomes are
C
DNA is too big to leave the nucleus
D
Justin Timberlake said so.
7) tRNA carries ____________, which are the monomers of proteins
A
nucleotides
B
amino acids
C
ribose
D
sugars
8) A mutation is
A
an error in the genetic code
B
always lethal or fatal to an organism
C
a change in the genetic code
D
a defect in the genetic code
9) A silent mutation is a mutation that
A
does not affect the final protein
B
is the change of only amino acid in a protein
C
a defect that is fatal
D
causes the organism to be unable to communicate
10) A frameshift mutation is usually
A
due to exposure to radiation
B
a big mutation
C
silent
D
not noticeable
*select an answer for all questions
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