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Biology Practice Test (part 3)

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

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