Download quiz_-_chapter_5

Biology 112
Name: _______________________
Quiz: Chapter 5 (Genetics and Inheritance Patterns)
True or False. Write T if the statement is true, F if it is false. If false, correct the
underlined word.
____ 1. When both alleles for one gene are the same, they are
said to be homozygous.
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2. An organism’s phenotype is its genetic makeup.
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3. A pedigree chart is used to trace a characteristic
throughout a community.
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4. Sex-linked chromosomes are found on chromosome
pair 23.
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5. Sex-linked chromosomal disorders appear more often
in females.
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Open Answer. Answer in full sentences.
6. Mendel’s work resulted in the creation of three principles of inheritance: the
principle of segregation, the principle of dominance, and the principle of
independent assortment. Choose two of these principles and explain them.
7. Four genetic concepts help to explain the wide variety of phenotypes: incomplete
dominance, codominance, multiple alleles and polygenic traits. Choose two of
these concepts and explain them.