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Biology Practice Test (part 3)

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

  
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Question Excerpt

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