WorksheetsSC10 BIO QUIZ2-Protein Synthesis RETAKE
Total questions: 25
Worksheet time: 16mins
The tRNA carries the ____________________ which matches the _________________ on the mRNA strand.
anticodon; codon
codon; anticodon
amino acid; DNA
anitocodon; nucleotide
Translate this RNA sequence (first THREE or FOUR letters; with the first letter CAPITAL): AUGCAAUGA
(a)
What is the purpose of tRNA?
to carry the amino acids
to transcribe DNA
to help the DNA sequence leave the nucleus
to create mRNA
Using the codon chart, please indicate the amino acid sequence that will be produced from this mRNA sequence: AUG UUC GAU
GLU - PHE - ASP
MET - ARG - PHE
MET - PRO - ASP
MET - PHE - ASP
What process occurs at letter X (DNA TO DNA)?
DNA Replication
Transcription
Translation
Ribosomal DNA
Cells assemble proteins based on information stored in the cell. Which of the following is the correct flow needed to create proteins?
ribosome, tRNA, mRNA, DNA
mRNA, DNA, ribosome, tRNA
DNA, tRNA, mRNA, ribosome
DNA, mRNA, ribosome, tRNA
During translation, this type of ribonucleic acid is responsible for delivering amino acids to help make a protein.
mRNA
rRNA
tRNA
dRNA
Which of the following is NOT a function of proteins?
Catalysts (help accelerating chemical reactions)
Long term energy
Transport
Structure
How are DNA and RNA different? (TWO answers!)
Only DNA can leave the nucleus
RNA contains Thymine; DNA contains Uracil
DNA is double stranded, RNA is a single stranded
DNA contains Thymine, RNA contains Uracil
What does letter R in the diagram indicate? (Click diagram to enlarge)
Amino Acid
DNA
Ribosome
mRNA
Which number in the diagram labels a tRNA molecule? (Click diagram to enlarge)
6
8
9
10
If AAU is a codon, what would be on the tRNA (all in CAPITAL letters)?
(a)
If GUA was on the mRNA, what was on the DNA (all in CAPITAL letters)?
(a)
Where does the process of translation occur?
nucleus
mitochondria in cytoplasm
ribosome in cytoplasm
chloroplast in cytoplasm
In RNA, adenine pairs with ______.
cytosine
uracil
guanine
thymine
Which process is being shown in this diagram?
Replication
Transcription
Respiration
Translation
The DNA sequence ATCAGCGCT is part of a gene. How many amino acids are coded for by this message?
3
9
20
1
Which process is shown in this diagram?
Replication
Transcription
Recombination
Translation
A string of nucleotides that contains the information to make a specific protein is called a ________.
Ribose
Amino Acids
tRNA
Gene
When __________ bond together, they form a protein.
Amino Acids
Peptide Bonds
Ribose
Nucleotides
mRNA stands for (in full letters; all in lower case): m________ r_________ a___
(a)
The codon AAU codes for the amino acid (first THREE letters ONLY!)):
(a)
