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DNA & Protein Synthesis
DNA & Protein Synthesis
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A #biology #Quiz to introduce the basics of #DNA and #protein synthesis.
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Questions
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Answers
1
In RNA, the base
thymine
is replaced by:
cytosine
adenine
guanine
uracil
2
Which of the following is the SMALLEST?
chromosome
cell wall
DNA
nucleus
3
3 bases on messenger RNA make up a(n):
tRNA
histone
protein
codon
4
Where in the cell are proteins assembled?
cell membrane
mitochondrion
nucleus
ribosome
5
The message from DNA is carried from the nucleus to the cytoplasm by:
codons
tRNA
amino acids
mRNA
6
DNA is composed of repeating subunits called:
sugars
nucleotides
codons
phosphates
7
Another word for protein synthesis is
transcription
translation
replication
acquition
8
The two sides of the DNA ladder are
held
together by
phosphates
sugars
molecular cohesion
hydrogen bonds
9
Where in the cell is protein assembled?
ribosome
nucleolus
mitochondrium
nucleus
10
A nucleotide consists of:
ribose, deoxyribose, hydrogen bond
base, phosphate, hydrogen bond
base, ribose, deoxyribose
base, phosphate, deoxyribose
11
DNA is an abbreviation for
denatured sulfuric acid
deoxyribonucleic acid
deribose acid
diphosphonitric acid
12
The shape of the DNA molecule is
isohedron
parabola
double oval
double helix
13
Before replication, a DNA molecule:
transcribes
copies
unzips
refreshes
14
Codons are translated into:
amino acids
DNA
nucleotides
RNA
15
Segments of DNA that do not code for proteins are called:
introns
nucleotides
exons
polymerase
16
What carries the amino acid to the mRNA as it is attached to the ribosome?
hydrogen
rRNA
uracil
tRNA
17
Which of the following is NOT found on a molecule of DNA?
thymine
uracil
phosphate
deoxyribose
18
What is the complementary
RNA
strand for ATCAGA:
UAGUCU
AGACTA
TUGTCT
TAGTCT
19
A single gene contains ______ base(s).
no
three
thousands of
a single
20
What subunits make up protein?
nucleotides
amino acids
phosphates
sugars
21
Why is DNA called the blueprint of life?
DNA contains all the instructions for building an organism
Life cannot exist without DNA
DNA is like a house
The molecules that make up DNA are blue in color
22
The process by which DNA makes a copy of itself
conservation
replication
translation
transcription
23
Specifically, where is DNA found?
in the nucleus
in most organelles
in the cytoplasm
in the cell membrane
24
Who is credited with establishing the structure of DNA?
Black & Decker
Darwin & Einstein
Watson & Crick
Watson & Holmes
25
Any change in DNA is called a(n)
transcription
mutation
translation
replication
