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Why do chromosomes assort independently?
Chromosomes have no direction in how they assort other than that they align in homologous pairs. The individual genes are part of the chromosomes and go wherever the chromosome goes just like the motors of cars go wherever the car goes.
What are the structures that actually assort independently?
Genes assort independently if they are on different chromosomes. If a pair of genes are on the same chromosome, it depends on how far apart they are to determine the chances of them staying together or moving apart.
Do linked genes assort independently?
No, linked genes do not assort independently. Linked genes are located close together on the same chromosome and tend to be inherited together, rather than independently assorting during meiosis.
One of the main reasons genes assort independent of one another is that?
Genes on different chromosomes assort independently of each other by dint of the fact that they are on different chromosomes. The closer a gene is to another on the same chromosome the more likely they are to remain together even with crossing over.
What assorts independently during meiosis?
Genes assort independently if they are on different chromosomes. If a pair of genes are on the same chromosome, it depends on how far apart they are to determine the chances of them staying together or moving apart.
Do genes on the same chromosome assort independently?
No, genes on the same chromosome do not assort independently. They are often inherited together as a unit due to their physical proximity on the chromosome, a phenomenon known as genetic linkage.
Explain how two genes on the same chromosome can still assort independently?
Two genes on the same chromosome can still assort independently if they are far enough apart from each other. During meiosis, crossing over between homologous chromosomes can occur, leading to the exchange of genetic material between the two genes. As a result, the alleles of the two genes can recombine and assort independently during meiosis, leading to new combinations of alleles in the offspring.
Why didn't Mendel observe linkage?
Mendel did not observe linkage because, by chance, he chose traits whose genes resided on different chromosomes. Genes on different chromosomes assort independently. To answer the question of 'Who discovered gene linkage?'...The answer is British geneticists William Bateson and Reginald Punnett.
What is assort?
the random distribution of the pairs of genes on different chromosomes to the gametes
What does a frequency of recombination of 50 percent indicate?
A recombination frequency is a measure of how likely it is that two genes are linked. It will also tell how likely it is that a crossing over event will occur between those two genes. Thus, for an RF=50% it is random as to whether or not the genes will be inherited together or whether crossing over will separate them (i.e. they independently assort). Traditionally, following Mendel's Second Law (that alleles of genes independently assort), an RF=50% means that the two genes are on different chromosomes; a slightly more complicated corollary is that the two genes need not be on different chromosomes but may be on the same chromosome just very far apart from each other. Thus, the smaller the RF (maximum RF is 50%), the more likely it is that two genes are linked.
What did Walter sutton discover?
Walter Sutton discovered the connection between chromosomes and heredity. He proposed that genes are located on chromosomes and that it is the chromosomes that segregate and assort independently during meiosis, leading to the inheritance of traits. This laid the groundwork for the chromosome theory of inheritance.
Mendel's dihybrid crosses but not his monohybrid crosses show that?
genes assort independently during gamete formation.
