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