12 Questions
What is the key concept in the chromosomal theory of inheritance?
Mendelian genes have specific loci on chromosomes
What is the term for the phenomenon where linked genes tend to be inherited together?
Gene linkage
What is the result of crossing over?
Recombination
What is the recombination factor a measure of?
The physical distance between genes on a chromosome
What is an example of recombinant offspring?
Cats with curly wings and eyes
How is the recombination factor calculated?
By dividing the number of recombinant offspring by the total number of offspring
What is the percentage of recombination between two genes if the RF is 217/1,500?
14.5%
What is the result of nondisjunction during meiosis 1?
4 abnormal haploid cells
What is the term for the condition where an individual has an extra copy of a particular chromosome?
Aneuploidy
What is the result of X inactivation in females?
One X chromosome is randomly inactivated
What is the term for the genetic map that shows the actual order of genes on a chromosome?
Linkage map
What is the syndrome caused by an extra copy of the X chromosome in a male?
Klinefelter's Syndrome
Explore the chromosomal theory of inheritance, how to map genes, and the concept of gene linkage. Learn how linked genes are inherited together and how it affects Mendel's law of independent assortment.
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