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Biology Practice Test (part 3)

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

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