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Ch5. DNA & Chromosome
Ch6. DNA replication, repair
Ch7. From DNA to Protein
Ch10. Analyzing Genes &Genomes
Dumb Questions
100
What is the name of short length of DNA produced on the lagging strand during DNA replication?
What is Okazaki fragment
100
Which of the following is NOT main requirements for DNA replication? A) primers B) template C) DNA polymerase D) spliceosome
What is D) spliceosome
100
Transcription is the process by which A) genetic information stored in RNA is copied into a RNA transcript. B) genetic information stored in protein is copied into a RNA transcript. C) genetic information stored in DNA is copied into a RNA transcript. D) genetic information is passed from one generation to the next.
What is C) genetic information stored in DNA is copied into a RNA transcript.
100
The simplest function of the polymerase chain reaction is to A) amplify a certain segment of DNA. B) cleave DNA at specific sites. C) repair damaged DNA. D) stitch DNA segments together.
What is A) amplify a certain segment of DNA.
100
There are 5 apples. You take away 3. How many do you have? a. 0 b. 1 c. 2 d. 3 e. 4 f. 5
What is (d) 3
200
The role of histones in DNA packaging is A) as glues to hold the DNA strands of a double helix together. B) to protect the DNA from breaking. C) in the process of condensation only. D) they act as spools around which the DNA winds.
What is D) they act as spools around which the DNA winds.
200
After DNA replication, the two resulting molecules are A) different from each other. B) identical with one molecule having two completely new strands and the other having two completely old strands. C) identical with each molecule having one new and one old strand. D) identical with each strand of each molecule being a mix of old and newly synthesized DNA.
What is C) identical with each molecule having one new and one old strand.
200
Which of the following are stop codons? _________ A) UAA B) UAG C) UUA D) UGA E) AUG
What is A) UAA B) UAG D) UGA
200
Which of the following is NOT needed for PCR? A) primers B) DNA of interest C) DNA ligase D) DNA polymerase
What is C) DNA ligase
200
Lee's parents emigrated from China. They have five children. The first four are named La, Le, Li, and Lo. What did they name the fifth? a. Lee b. Lu c. There is insufficient information to guess d. Lala e. Susan
What is (a) Lee
300
The result of mitosis is A) production of two cells with identical sets of chromosomes. B) production of four cells with identical sets of chromosomes. C) production of two cells with different sets of chromosomes. D) production of four cells with different sets of chromosomes.
What is A) production of two cells with identical sets of chromosomes.
300
An enzyme begins the process of DNA replication by unzipping the two DNA strands. This requires A) energy B) water C) breaking of covalent bonds D) breaking of hydrogen bonds.
What is D) breaking of hydrogen bonds.
300
Bacterial RNA polymerase contains a subunit called ____________________ that recognizes the promoter on the DNA. A) codon B) terminator C) sigma factor D) intron
What is C) sigma factor
300
A heat-resistant form of DNA polymerase is essential to PCR because A) the entire PCR process is carried out at high temperature. B) there are repeated cycles of heating and cooling. C) the entire PCR process is carried out at low temperature. D) only the heat-resistant form will add nucleotides.
What is B) there are repeated cycles of heating and cooling.
300
Due to a birth defect, a boy is born with 14 toes, 11 fingers, and 3 thumbs. How many fingernails does the boy have? a. 0 b. 10 c. 11 d. 14 e. 22 f. 28
What is (c) 11
400
The octameric histone core is composed of four different histone proteins, assembled in a stepwise manner. Once the core octamer has been formed, DNA wraps around it to form a nucleosome core particle. Which of the following histone proteins does not form part of the octameric core? (a) H4 (b) H2A (c) H3 (d) H1
What is (d) H1
400
Damaged nucleotides in DNA can be the result of A) exposure to radiation. B) mistakes made during DNA replication. C) mistakes made during transcription. D) mistakes made by the DNA polymerase.
What is A) exposure to radiation.
400
RNA in cells differs from DNA in that ___________________. (a) it contains the base uracil, which pairs with cytosine (b) it is single-stranded and cannot form base pairs (c) it is single-stranded and can fold up into a variety of structures (d) it contains deoxyribose sugar
What is (c) it is single-stranded and can fold up into a variety of structures
400
____________________ is a technique used for the separation of DNA, RNA, or proteins using an electric current applied to a gel matrix. _____________________ is a technique in which DNA fragments separated by electrophoresis are immobilized on a paper sheet and then detected with a labeled nucleic acid probe. A) hybridization B) gel electrophoresis C) southern blotting D) northern blotting E) western blotting F) dideoxy method
What is B) gel electrophoresis and C) southern blotting
400
If the Vice President of the United States died, who would be President? a. The Speaker of the House. b. The Senate Majority Leader. c. The Secretary of State. d. The President. e. The President Pro Temp.
What is (d) The President.
500
Condensation of the chromosomes before cell division is crucial because without condensation A. DNA replication will not occur. B. the DNA would not fit in the nucleus. C. the chromosomes would be very hard to manipulate. D. transcription will not occur.
What is C. the chromosomes would be very hard to manipulate.
500
__________________ an enzyme that aids in DNA synthesis by ‘unzipping’ the two strands of a DNA helix. A) Ligase B) DNA helicase C) Okazaki fragment D) Nuclease
What is B) DNA helicase
500
Which amino acid would you expect a tRNA with the anticodon 5′-CUU-3′ to carry? (a) lysine (b) glutamic acid (d) leucine (d) phenylalanine
What is (a) lysine
500
The _____________________ is the most commonly used technique for sequencing DNA by preventing strand extension at 3’ end. A) In situ hybridization. B) PCR. C) dideoxy method. D) gene knockout
What is C) dideoxy method.
500
What is the name of movie? Hint: 1) Directed by Steven Spielberg 2) Tom Hanks 3) 1998 American war film set during the invasion of Normandy in World War II.
What is Saving Private Ryan