10 Questions
What is the term for an organism that has a pair of identical alleles for a gene?
Homozygote
What is the term for an individual heterozygous for the two characters?
Dihybrid
What does the Law of Segregation state?
The two alleles for a heritable character segregate during gamete formation
What is the term for a genetic makeup for a trait?
Genotype
What is the term for breeding an organism of unknown genotype with a recessive homozygote?
Testcross
What is the term for an individual heterozygous for the one particular character?
Heterozygote
In genetics, what are alternative versions of a gene called?
Alleles
According to the Law of Independent Assortment, what happens to two or more genes?
They assort independently during gamete formation
What is the term for an organism’s appearance or observable traits?
Phenotype
What is the term for breeding an organism of unknown genotype with a recessive homozygote?
Testcross
Test your knowledge of genetics with this quiz on true-breeding, hybridization, traits, genes, alleles, dominant and recessive traits, homozygotes, and heterozygotes. See how well you understand the basic concepts of inheritance and genetic variation.
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