Biology - Chapter 5 Test

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1.  An example of a species characteristic in humans would be
A.
B.
C.
D.
2.  Hair and eye color, body build, and facial features are inherited and are called
A.
B.
C.
D.
3.  Section of a chromosome that code for a trait are called
A.
B.
C.
D.
4.  Asexual reproduction takes place in all the following except
A.
B.
C.
D.
5.  The human diploid chromosome number is
A.
B.
C.
D.
6.  The exchange of genetic material between homologous chromosomes during meiosis is
A.
B.
C.
D.
7.  Which of these is a difference between mitosis and meiosis?
A.
B.
C.
D.
8.  When two haploid gametes unite, they form a diploid cell called a/an
A.
B.
C.
D.
9.  The principle of genetics involved when one gene in a pair masks or prevents the expression of the other is called the principle of
A.
B.
C.
D.
10.  Possessing a pair of different alleles for one trait is the
A.
B.
C.
D.
11.  A chart showing the phenotype of the individuals in several generations of a family is a
A.
B.
C.
D.
12.  A test cross involves mating an organism that has an unknown genotype but dominant phenotype with
A.
B.
C.
D.
13.  A condition in which both alleles of a heterozygous condition is expressed is
A.
B.
C.
D.
14.  In the case of a sex-linked trait, which of the following could not happen?
A.
B.
C.
D.
15.  A carrier of a sex-linked trait has the gene and exhibits the physical characteristics of the trait.
A.
B.
16.  In codominance, the individual expresses both alleles with no blending of traits.
A.
B.
17.  A gene is a section of DNA that can produce a particular polypeptide chain of amino acids and thereby cause a trait.
A.
B.
18.  A histone is a protein that helps protect and maintain the shape of a chromosome.
A.
B.
19.  For a simple dominant and recessive characteristic, a cross between organisms of genotypes AA and aa will produce offspring that all have the same genotype.
A.
B.
20.  For a simple dominant and recessive characteristic, a cross between organisms of genotypes Bb and Bb will produce offspring that all have the same phenotype.
A.
B.
21.  Multiple gene interaction occurs when several different sets of genes work together to produce a single trait.
A.
B.
22.  The scientist who established the first laws and principles of heredity was
23.  The study of heredity is called
24.  In which phase of mitosis do the chromosomes begin to coil in the nucleus?
25.  In which phase of mitosis do the kinetochore fibers pull the sister chromatids apart?
26.  In which phase of mitosis are the sister chromatids aligned at the center of the mitotic spindle?
27.  In what phase of mitosis does the centrosome divide and migrate to the opposite poles?
28.  What is the first phase of the cell cycle?
29.  What is the second phase of the cell cycle?
30.  What is the third phase of the cell cycle?
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