Which process requires a template?
Select one:
a. DNA replication
b. Transcription of DNA to RNA
c. Translation of RNA to protein
d. Reverse transcription of RNA to DNA
e. All of the above - ANSWER e. All of the above
Exons are (Select one):
a. Segments of a gene which do not code for a protein
b. Segments of a gene which codes for a protein
c. Segments of mRNA that are excised from the message
d. Segments of protein that are inactive
e. Segments of RNA that are components of the ribosome - ANSWER b.
Segments of a gene which code for a protein
Which type of RNA contains about 75-80 bases?
Select one:
a. mRNA
b. rRNA
c. tRNA
d. zRNA
e. nRNA - ANSWER c. tRNA
What enzyme complex makes DNA from RNA?
Select one:
a. RNA polymerase
b. DNA polymerase
c. The Ribozyme
d. DNA ligase
e. reverse transcriptase - ANSWER e. reverse transcriptase
If the first half of a DNA restriction site has the sequence AACC, what are the
next four bases on the same chain?
, Select one:
a. AACC
b. CCAA
c. GGTT
d. TTGG
e. GGAA - ANSWER c. GGTT
What percentage of the human chromosomal DNA codes for proteins?
Select one:
a. 99%
b. 90%
c. 50%
d. 25%
e. 1-2% - ANSWER e. 1-2%
DNA replication involves the nucleophilic attack on a nucleotide phosphate by
a:
Select one:
a. 1' hydroxyl group of a deoxyribose residue
b. 2' hydroxyl group of a deoxyribose residue
c. 3' hydroxyl group of a deoxyribose residue
d. 4' hydroxyl group of a deoxyribose residue
e. 5' hydroxyl group of a deoxyribose residue - ANSWER c. 3' hydroxyl group
of a deoxyribose residue
What additional factor does lagging strand DNA synthesis require that is not
needed for leading strand synthesis?
Select one:
a. DNA polymerase III
b. four deoxynucleotides
c. a metal ion
d. a primer
e. a DNA ligase - ANSWER e. a DNA ligase
The different forms of DNA which vary in the degree of winding are called:
Select one:
a. isoforms
b. topoisomers
Select one:
a. DNA replication
b. Transcription of DNA to RNA
c. Translation of RNA to protein
d. Reverse transcription of RNA to DNA
e. All of the above - ANSWER e. All of the above
Exons are (Select one):
a. Segments of a gene which do not code for a protein
b. Segments of a gene which codes for a protein
c. Segments of mRNA that are excised from the message
d. Segments of protein that are inactive
e. Segments of RNA that are components of the ribosome - ANSWER b.
Segments of a gene which code for a protein
Which type of RNA contains about 75-80 bases?
Select one:
a. mRNA
b. rRNA
c. tRNA
d. zRNA
e. nRNA - ANSWER c. tRNA
What enzyme complex makes DNA from RNA?
Select one:
a. RNA polymerase
b. DNA polymerase
c. The Ribozyme
d. DNA ligase
e. reverse transcriptase - ANSWER e. reverse transcriptase
If the first half of a DNA restriction site has the sequence AACC, what are the
next four bases on the same chain?
, Select one:
a. AACC
b. CCAA
c. GGTT
d. TTGG
e. GGAA - ANSWER c. GGTT
What percentage of the human chromosomal DNA codes for proteins?
Select one:
a. 99%
b. 90%
c. 50%
d. 25%
e. 1-2% - ANSWER e. 1-2%
DNA replication involves the nucleophilic attack on a nucleotide phosphate by
a:
Select one:
a. 1' hydroxyl group of a deoxyribose residue
b. 2' hydroxyl group of a deoxyribose residue
c. 3' hydroxyl group of a deoxyribose residue
d. 4' hydroxyl group of a deoxyribose residue
e. 5' hydroxyl group of a deoxyribose residue - ANSWER c. 3' hydroxyl group
of a deoxyribose residue
What additional factor does lagging strand DNA synthesis require that is not
needed for leading strand synthesis?
Select one:
a. DNA polymerase III
b. four deoxynucleotides
c. a metal ion
d. a primer
e. a DNA ligase - ANSWER e. a DNA ligase
The different forms of DNA which vary in the degree of winding are called:
Select one:
a. isoforms
b. topoisomers
