
Genetics
Presentation
•
Biology
•
12th Grade
•
Hard
Joseph Anderson
FREE Resource
33 Slides • 7 Questions
1
Chapter 4:
Genetic Inheritance:
4.1:Mendelian genetics
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Multiple Choice
The set of alleles for a trait of an organism is known as
homozygous
heterozygous
phenotype
genotype
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Multiple Choice
Alternative forms of a gene at a given locus are called
chromatids
alleles
loci
chiasmata
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Multiple Choice
If short fur (L) is dominant to long fur (l), what is the similarity between animals having genotype LL and ll?
phenotype
DNA
genotype
gene
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Multiple Choice
An organism which has two allelic forms of a particular gene is---
genotype
hybrid
heterozygous
homozygous
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Multiple Choice
In a fruit fly, the gene for grey body(B) is dominant over the gene for black body(b).Two grey fruit flies were mated and they produced 75 grey body flies and 25 black body flies.What is the most likely genotype of the parents
bb x bb
Bb x Bb
Bb x bb
Bb x BB
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Open Ended
FIGURE 1 below shows the comb shape of the chickens. The rose comb is controlled by the dominant allele R while the pea comb is controlled by recessive allele r. A cross is made between a homozygous rose comb male and a homozygous pea comb female.
What are the genotypes of the progenies of F1 generation?
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Open Ended
If the F1 generation is self-crossed, state the genotypic and phenotypic ratio for F2 generation?
Genotypic ratio : _________________________
Phenotypic ratio : _________________________
Chapter 4:
Genetic Inheritance:
4.1:Mendelian genetics
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