Biology Practice Test (part 3)

50 Questions  I  By Nokee
Biology Quizzes & Trivia

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