Mitosis, Meiosis, And Patterns Of Inheritance Worksheet Page 11

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GENETICS PROBLEMS
Define these terms / concepts OR make your own groups of terms and organize into concept map /
concept generalization!
chromosome
autosome
sex chromosome
gene
allele
genotype
phenotype
gamete
haploid
diploid
probability
homozygous
heterozygous
true breeding (pure bred)
hybrid
test cross
back cross
P 1
F 1
P 2
F 2
I. MONOHYBRID CROSS 8.3
1. In a certain plant, the allele for tall, P is dominant to the allele for short, t. Write the genotype and
phenotype for each of the following plants.
Plant Genotype Phenotype
A. Heterozygous
B. Homozygous dominant
C. Homozygous recessive
2. In certain plants, blue flowers are dominant over purple flowers.
What is the phenotype of the offspring from crossing a homozygous blue plant with a homozygous purple
plant?
(Remember to show your letters for the traits,genotypes of parents, gametes, punnett square, genotypes and
phenotypes of off spring)
11

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