Multiple Choice
Identify the
letter of the choice that best completes the statement or answers the question.
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1.
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A
Punnett square shows you all the ways in which ____ can combine. a. | alleles | c. | sperm | b. | eggs | d. | colors | | | | |
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2.
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Mendel called plants that received different alleles for a trait from each parent
____. a. | hybrids | c. | genotypes | b. | dominant | d. | phenotypes | | | | |
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3.
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In a
Punnett square, a capital letter stands for a ____ allele. a. | recessive | c. | homozygous | b. | dominant | d. | heterozygous | | | | |
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4.
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Of
the following, which represents a homozygous recessive genotype?
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Matching
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Match each term with the correct description below. a. | pedigree | e. | probability | b. | heterozygous | f. | incomplete dominance | c. | genotype | g. | multiple
alleles | d. | phenotype | h. | polygenic inheritance | | | | |
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5.
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organisms with two different alleles for a trait
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6.
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when
an intermediate form is expressed in offspring
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7.
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when
more than two alleles control a trait
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8.
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physical appearance of an organism
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9.
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helps
determine the chance that something will occur
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10.
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when
a group of gene pairs act together
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11.
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genetic makeup of an organism
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12.
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tool
for tracing a trait through a family
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Match each term with the correct description below. a. | Punnett
square | e. | recessive
factor | b. | homozygous | f. | alleles | c. | heredity | g. | genetics | d. | dominant factor | | | | |
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13.
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a
genetics tool that uses letters to represent dominant and recessive alleles
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14.
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a
factor that seems to disappear
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15.
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when
there are two alleles that are exactly the same
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16.
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a
factor that covers up another factor
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17.
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the
different forms a gene has for a trait
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18.
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passing on of traits from parents to offspring
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19.
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study
of heredity
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