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AP Biology Test #3a - Molecular Genetics And Cellular Reproduction

65 Questions  I  By Joemollica
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1.  The phage tail fibers contain the enzyme lysozyme which is necessary in which stage shown below
A.
B.
C.
D.
E.
2.  Genetic recombination can occur in bacteria by all of the following methods EXCEPT:
A.
B.
C.
D.
E.
3.  A person infected with encapsulated, virulent form of Pneumococcus may have difficulty in combating the infection due to the
A.
B.
C.
D.
E.
4.  Microbiologists frequently culture bacteria from an ill person to determine which antibiotic will be the most effective in combating the disease. The plate shown below shows growth after 48 hours.  Examine the key and the diagram before answering the question below. http://www.bioone.org/na101/home/literatum/publisher/bioone/journals/content/phot/2003/00318655-78.2/0031-8655(2003)078%3C0109%3Amgpbsa%3E2.0.co%3B2/production/images/small/i0031-8655-78-2-109-f02.gif KEY  I = Penicillin II = Erythromycin III = Tetracycline The antibiotic that is effective against the bacteria is
A.
B.
C.
D.
E.
5.  The molecular biology process in which many copies of a gene can be produced from a single cell of small DNA sample is called
A.
B.
C.
D.
E.
6.  The scientist credited for the development of PCR techniques is
A.
B.
C.
D.
E.
7.  The HIV virus uses which of the cycles of infection below
A.
B.
C.
D.
E.
8.  The conclusion reached in the experiment shown below was that the cellular structure responsible for the characteristic shape of the algal cap was the
A.
B.
C.
D.
E.
9.  Cells that can differentiate into other body cells are called
A.
B.
C.
D.
10.  Prokaryotes like bacteria shown below reproduce by  
A.
B.
C.
D.
11.  Identify the phase of mitosis from the picture below:
A.
B.
C.
D.
E.
12.  To observe the process of mitosis in plant root cells, a biologist should examine the plant's 
A.
B.
C.
D.
E.
13.  The exchange of segments of DNA between the members of a pair of chromosomes.
A.
B.
C.
D.
14.  Which of the following is a characteristic of mitochondria and chloroplast that supports the endosymbiotic theory?
A.
B.
C.
D.
E.
15.  Which of the following is a correct statement about mutations?
A.
B.
C.
D.
E.
16.  Which of the following statements concerning a gene is correct?
A.
B.
C.
D.
E.
17.  The mRNA codons and the amino acids for which they code are? GGG= glycine ACU= threonine  CCC= proline AAA= lysine The sequence GGGACUCCC arranges the amino acids in the order. glycine--threonine--proline Wich DNA sequence would substitute lysine for threonine.?
A.
B.
C.
D.
E.
18.  The maximum number of RNA codons comprising the genetic code is.
A.
B.
C.
D.
E.
19.  Using radioactive tracers (shown below) to determine the interactions of bacteriophages and their host bacteria, Hershey and Chase demonstrated without question that
A.
B.
C.
D.
20.  Cancer cells that spread are called
A.
B.
C.
D.
21.  Acetabularia mediterranea is mostly closely related to
A.
B.
C.
D.
E.
22.  Molecules of DNA are composed of long chains of 
A.
B.
C.
D.
23.  The entire molecule shown in the diagram is called a(n)
A.
B.
C.
D.
24.  Retrovirus such as HIV are capable of replicating 
A.
B.
C.
D.
E.
25.  Waston and Crick built models that demonstrated that
A.
B.
C.
D.
26.  Homologous chromosomes are pairs of chromosomes containing genes that code for 
A.
B.
C.
D.
27.  Griffith's transformation experiments shown below
A.
B.
C.
D.
28.  A strand of DNA has the following sequence of bases: ATC GTC TTC AAG What sequence of bases will make up the other strand of DNA?
A.
B.
C.
D.
29.  Chromatids are
A.
B.
C.
D.
30.  The point at which two chromatids are attached to each other in a chromosome is called a(n)
A.
B.
C.
D.
31.  The non-coding portions of DNA that are separated from the portions of DNA actually used during transcription are called
A.
B.
C.
D.
32.  Many biologists believe that having the genes of eukaryotic cells interrupted by introns
A.
B.
C.
D.
33.  The portions of DNA molecules that actually code for the production of proteins are called
A.
B.
C.
D.
34.  The lac operon is shut off when
A.
B.
C.
D.
35.  Refer to the illustration below. Where on the lac operon does transcription take place?
A.
B.
C.
36.  The function of an operator is to?
A.
B.
C.
D.
37.  Refer to the illustration below. To which portion of the lac operon does the repressor bind?
A.
B.
C.
38.  Cells must control gene expression so that
A.
B.
C.
D.
39.  A repressor protein
A.
B.
C.
D.
40.  Using the DNA fingerprinting shown below, which suspect most likely matchs the sample taken from the crime scene
A.
B.
C.
41.  At the very beginning of the translation, the first tRNA molecule
A.
B.
C.
D.
42.  The anticodons on the tRNA molecule for the codons in the mRNA: CUCAAGUCCUUC would be
A.
B.
C.
D.
43.  Which of the following would represent the strand of DNA from which the mRNA:CUCAAGUCCUUC strand in the diagram was made?
A.
B.
C.
D.
44.  Refer to the illustration below. What is the portion of the protein molecule coded for by the piece of mRNA that is:CUCAAGUCCUUC
A.
B.
C.
D.
45.  Each nucleotide triplet in mRNA that specifies a particular amino acid is called a(n)
A.
B.
C.
D.
46.  During transcription, the genetic information for making a protein is "rewritten" as a molecule of 
A.
B.
C.
D.
47.  The enzymes responsible for adding nucleotides to the exposed DNA template bases are
A.
B.
C.
D.
48.  The enzymes that unwind DNA are called
A.
B.
C.
D.
49.  RNA differs from DNA in that RNA 
A.
B.
C.
D.
50.  The function of rRNA is to 
A.
B.
C.
D.
51.  Which of the following shows the correct sequence of the cell cycle?
A.
B.
C.
D.
52.  The synthesis (S) phase is characterized by
A.
B.
C.
D.
53.  Mitosis is the process by which 
A.
B.
C.
D.
54.  In which stage of mitosis do chromosomes move to opposite ends of the cells along the spindle fibers:
A.
B.
C.
D.
E.
55.  Identify the phase of mitosis from the picture below:
A.
B.
C.
D.
E.
56.  During the life cycle the phage shown below
A.
B.
C.
D.
E.
57.  The chromosomal mutation shown below is most likely
A.
B.
C.
D.
58.  The chromosomal mutation shown below is most likely
A.
B.
C.
D.
59.  Identify the phase of mitosis from the picture below:
A.
B.
C.
D.
E.
60.  Identify the phase of mitosis from the picture below:
A.
B.
C.
D.
E.
61.  Certain metabolic pathways are affected by the buildup of a product which interacts with an enzyme catalyzing one of the initial steps of the pathways; this can be an example of?
A.
B.
C.
D.
E.
62.  Use the description of the laboratory for questions (62-65). A student uses restriction enzymes to cut DNA molecule into fragments. The digested DNA is loaded into the wells of an agarose gel and the gel is subjected to an electric current. Upon completion of the run, the gel is stained. The type and density of the gel used is important because?
A.
B.
C.
D.
E.
63.  The rate of migration of the DNA fragments through the agarose gel is determined by the?
A.
B.
C.
D.
E.
64.  Which of the following is true of the dye used to stained the fragment?
A.
B.
C.
D.
E.
65.  The procedure described can be used to do all of the following EXCEPT?
A.
B.
C.
D.
E.
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