Chapter 1 Test Review Sheet—8B
Test Date: Next Tuesday, October 6th, 2015
(textbook pages _______)
Vocabulary to Know
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Purebred
Traits
Heredity
Genetics
Genes
Alleles
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Dominant
Recessive
Homozygous
Heterozygous
Genotype
Phenotype
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Hybrid
Codominance
Incomplete
dominance
Chromosome
Meiosis
Concepts to Know
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What was Mendel’s contribution to genetics?
Why did Mendel study pea plants?
What is the difference between codominance and incomplete dominance?
What role do chromosomes play in inheritance?
What was Walter Sutton’s contribution to genetics?
What is the chromosome theory of inheritance?
Skills
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Be able to determine an organism’s genotype, given its phenotype
o For example, yellow (Y) is the dominant trait, and green (y) is the recessive for pea
plants. If a plant is green, what is its genotype? (yy)
Be able to determine an organism’s phenotype, given its genotype
o For example, yellow (Y) is the dominant trait, and green (y) is the recessive for pea
plants. If a plant has the genotype Yy, what color is it? (yellow)
How to set up and complete a Punnett Square, given a cross of two parents.
How to determine the probability of an offspring having a particular trait, using a Punnett
square
Be able to draw a sketch of the stages of Meiosis (see your notes)
Be able to label “genes” and “chromosomes” on a picture