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Biology Practice Test (part 3)

50 Questions  I  By Nokee
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Biology Practice Test (part 3)

  
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1.  DNA microarray is a
A.
B.
C.
D.
E.
2.  On the Origin of Species was written
A.
B.
C.
D.
E.
3.  Phenotype refers to the genetic makeup of an organism
A.
B.
4.  When the expression of a trait is influenced by the action of many genes, the pattern of inheritance is called
A.
B.
C.
D.
E.
5.  Which of the following did you find in the owl pellets?
A.
B.
C.
D.
E.
6.  DNA microarray study tells you
A.
B.
C.
D.
E.
7.  Pleiotropy is when 1 gene encodes many traits
A.
B.
8.  All of the following combinations are possible in the gametes of an organism that is AaBb EXCEPT
A.
B.
C.
D.
E.
9.  When alleles move into different gametes, this demonstrates
A.
B.
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D.
E.
10.  Darwin and _______ both developed an proposed the theory of evolution by natural selection
A.
B.
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D.
E.
11.  Thomas Malthus proposed
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B.
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12.  DNA microarray studies need not to be hypothesis-driven
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B.
13.  DNA restriction enzymes are
A.
B.
C.
D.
E.
14.  According to the Aristotle ladder of Nature evolution could
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B.
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D.
E.
15.  Peas were good organism of choice for Mendel Because
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B.
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D.
E.
16.  What is the genotype of a dominant individual if some of its offspring show the recessive phenotype?
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B.
C.
D.
E.
17.  In the chromatography lab you isolated
A.
B.
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E.
18.  Evolution can be defined as
A.
B.
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D.
E.
19.  In biotechnology research, DNA fragments created by restriction enzyme
A.
B.
20.  Experts study evolution using which of the following disciplines
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B.
C.
D.
E.
21.  In the chromatography lab, you read the _______ using different wavelengths
A.
B.
C.
D.
E.
22.  The gene pool is defined as
A.
B.
C.
D.
E.
23.  In DNA microarray, a yellow color spot means
A.
B.
C.
D.
E.
24.  When Mendel used true-breeding white flowers and true-breeding purple flowers as the parental generation, he obtained which of the following results?
A.
B.
C.
D.
E.
25.  Which of the following techniques amplifies a specific region of DNA?
A.
B.
C.
D.
E.
26.  DNA microarray is a technique which allows comparison of the protein patterns between two treatment conditions
A.
B.
27.  In Mendel’s experiments, if the gene for tall (T) plants was incompletely dominant over the genet for short (t) plants, what would be the result of crossing two Tt plants? (similar to the straight, curly, wavy hairs).
A.
B.
C.
D.
E.
28.  Which of the following molecular techniques involves “ DNA replication in a tube”?
A.
B.
C.
D.
E.
29.  If we cross two pea plants each heterozygous for yellow seed color genes, the expected ratio of yellow: green among the offspring will be
A.
B.
C.
D.
E.
30.  Which of the following discoveries led to the birth of the recombinant DNA technology
A.
B.
C.
D.
E.
31.  The genetic makeup of an individual is its
A.
B.
C.
D.
E.
32.  The region of the chromosome occupied by a gene is called a ______,
A.
B.
C.
D.
E.
33.  How many STRs are present in the following sequence ACGGACGGACGG
A.
B.
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D.
E.
34.  Restriction enzymes are useful in recombinant DNA studies because they
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D.
E.
35.  Which of the following is currently used to produce genetic “fingerprints” of people?
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B.
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D.
E.
36.  Transgenic animals are those which express DNA derived from another
A.
B.
37.  A population is BEST defined as
A.
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E.
38.  If you wish to develop a procedure for indentifying upregualated & downregulated mRNAs in a disorder what method would be most likely to be useful?
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B.
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D.
E.
39.  Which of the following is an example of recombinant DNA technology?
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B.
C.
D.
E.
40.  Which of these conditions was NOT included in Darwin’s theory of natural selection?
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B.
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D.
E.
41.  Wallace proposed that natural selection is a mechanism for evolution of species.
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B.
42.  The polymerase chain reaction includes the following steps EXCEPT
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B.
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D.
E.
43.  A recessive gene is
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D.
E.
44.  Fossils are rocks or sediments that
A.
B.
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D.
E.
45.  Plasmids are
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D.
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46.  In humans there are 22 pairs of autosomal and one pair of sex chromosomes
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B.
47.  According to the Law of Segregation, in an organism with the genotype Aa
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E.
48.  If the allele for inflated pea pods (I) is dominant to the allele for constricted (i), the cross Ii x ii is expected to produce
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E.
49.  In Owl, digestible food gets separated from non-digestible (i.e, feathers, bones, teeth) in
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B.
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D.
E.
50.  There are potential risks in performing recombinant DNA research on plants
A.
B.
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