21. You do a BLAST search on a DNA sequence and it identifies it as 'Exon 1' of a certain gene. An exon is
A. a section of a eukaryotic gene that is translated into protein.
B. a section of a eukaryotic gene that is NOT translated into protein.
C. a regulatory sequence that turns genes on and off.
D. DNA that has no genetic role, but does maintain the physical structure of a chromosome.
Ans: A
22. You see that your lab partner is staring at a colorful Swiss-Prot page. He's probably trying to
A. translate a DNA segment into protein.
B. find out structural and functional information about a protein he's identified.
C. determine how many harmful mutations have been reported in a certain gene.
D. identify an amino acid sequence.
Ans: B
23. Your TA tells you to go to the NCBI Human Genome page. What does she probably want you to do?
A. Determine what genes are around 'your' protein's gene on its chromosome.
B. Identify a DNA sequence and see if it came from a human.
C. Look up papers about diseases caused by abnormalities in a certain protein.
D. Look at colorful, rotating, 3-D pictures of the tertiary structure of a protein.
Ans: A
24. Many scientists are very interested in studying mitochondrial DNA because it
A. is only present in vertebrates closely related to humans.
B. replicates by synthesizing an mRNA that then acts as a DNA polymerase.
C. contains over 50% of the genes in the human genome.
D. mutates rapidly and allows us to study evolution over short time scales.
Ans: D
25. A single piece of information in a database is called
A. File
B. Field
C. Record
D. Data set
Ans: B
26. Which of the following is a nucleotide sequence data base?
A. EMBL
B. SWISS PROT
C. PROSITE
D. TREMBL
Ans: A
26. Operating system is
A. A collection of hardware components
B. A collection of input-output devices
C. A collection of software routines
D. All of the above
Ans: C
27. A data base of current sequence map of the human genome is called
A. OMIM
B. HGMD
C. Golden path
D. GeneCards
Ans: C
28. BLAST programme is used in
A. DNA sequencing
B. Amino acid sequencing
C. DNA bar coding
D. Bioinformatics
Ans: D
29. SWISS PORT is related to
A. Portable data
B. Swiss Bank data
C. Sequence data bank
D. Sequence sequence data
Ans: C
30. BLOSUM matrices are used for
A. Multiple sequence alignment
B. Pair wise sequence alignment
C. Phylogenetic analysis
D. All of the above
Ans: B
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A. a section of a eukaryotic gene that is translated into protein.
B. a section of a eukaryotic gene that is NOT translated into protein.
C. a regulatory sequence that turns genes on and off.
D. DNA that has no genetic role, but does maintain the physical structure of a chromosome.
Ans: A
22. You see that your lab partner is staring at a colorful Swiss-Prot page. He's probably trying to
A. translate a DNA segment into protein.
B. find out structural and functional information about a protein he's identified.
C. determine how many harmful mutations have been reported in a certain gene.
D. identify an amino acid sequence.
Ans: B
23. Your TA tells you to go to the NCBI Human Genome page. What does she probably want you to do?
A. Determine what genes are around 'your' protein's gene on its chromosome.
B. Identify a DNA sequence and see if it came from a human.
C. Look up papers about diseases caused by abnormalities in a certain protein.
D. Look at colorful, rotating, 3-D pictures of the tertiary structure of a protein.
Ans: A
24. Many scientists are very interested in studying mitochondrial DNA because it
A. is only present in vertebrates closely related to humans.
B. replicates by synthesizing an mRNA that then acts as a DNA polymerase.
C. contains over 50% of the genes in the human genome.
D. mutates rapidly and allows us to study evolution over short time scales.
Ans: D
25. A single piece of information in a database is called
A. File
B. Field
C. Record
D. Data set
Ans: B
26. Which of the following is a nucleotide sequence data base?
A. EMBL
B. SWISS PROT
C. PROSITE
D. TREMBL
Ans: A
26. Operating system is
A. A collection of hardware components
B. A collection of input-output devices
C. A collection of software routines
D. All of the above
Ans: C
27. A data base of current sequence map of the human genome is called
A. OMIM
B. HGMD
C. Golden path
D. GeneCards
Ans: C
28. BLAST programme is used in
A. DNA sequencing
B. Amino acid sequencing
C. DNA bar coding
D. Bioinformatics
Ans: D
29. SWISS PORT is related to
A. Portable data
B. Swiss Bank data
C. Sequence data bank
D. Sequence sequence data
Ans: C
30. BLOSUM matrices are used for
A. Multiple sequence alignment
B. Pair wise sequence alignment
C. Phylogenetic analysis
D. All of the above
Ans: B
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