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WorksheetsProtein Synthesis
Total questions: 25
Worksheet time: 10mins
The monomers units of DNA and RNA are
amino acids
monosaccharides
nucleotides
fatty acids
Experiments have demonstrated "the words" of the genetic code are
single nucleotides
two nucleotide sequences
3 nucleotide sequences
enzymes
The transfer of genetic info from DNA to RNA is called
translation
transcription
initiation
elongation
Which of the following sequences best describes the flow of information that takes place when a gene directs the synthesis of a cellular component?
RNA-DNA-RNA-PROTEIN
DNA-RNA-PROTEIN
PROTEIN-RNA-DNA
DNA-AMINO ACID-RNA-PROTEIN
Which of the following occurs when RNA polymerase attaches a promoter DNA?
elongation of mRNA
termination of mRNA
initiation of a protein
initiation of mRNA
When RNA is being made, the RNA base ____ always pairs with the base ___ in DNA.
U-T
T-G
U-A
A-U
In what process is mRNA synthesized?
Transcription
Translation
DNA Replication
Mitosis
Where does TRANSCRIPTION occur?
Nucleus
Ribosome
Cytoplasm
Mitochondria
How many codons equals 1 amino acid?
1
2
3
4
Where is the anticodon located?
at the top of the molecule it's found on
at the bottom of the molecule it's found on
on the right of the molecule it's found on
on the left of the molecule it's found on
What is the purpose for anti-codons?
to ensure the correct amino acid is dropped off
to match the strand of DNA
to decode a sequence of 4 nucleotides into an amino acid
to make me hate biology
A polypeptide is a sequence of ____________________ held together by a ______________ bond.
amino acids; peptide
fatty acids; ionic
proteins; hydrogen
fatty acids; covalent
How do you know when to begin translating a strand of mRNA?
look for AUG
start at the beginning
look for ATG
when Ms. H tells me to
Which two thing are found on a molecule of tRNA?
amino acids; anticodons
amino acids; codons
ribose sugar; proteins
deoxyribose sugar; codons
Which organelle is the location where protein is made?
Ribosome
Nucleus
Cytoplasm
Nucleotide
These building blocks consist of a sugar, phosphate, and nitrogen base.
Ribose
Nucleotide
Gene
Protein
A string of nucleotides that contain the information to make a specific protein
Ribose
Amino Acids
tRNA
Gene
During translation, this type of ribonucleic acid is responsible for delivering amino acids to help make a protein.
mRNA
rRNA
tRNA
dRNA
There are a total of ____ different amino acids
20
1
4
unlimited
Which of the following is the tRNA that will be used to decode to this DNA strand: AACTGA
AAC and TGA
TTG and ACT
UUG and ACU
AAC and UGA
