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- Crossing over is the event in which non-sister chromatids of homologous chromosomes swap or exchange DNA segments. This produces new gene combinations and only occurs in prophase 1 when tetrads form. independent assortment is the random orentation of pairs of homologous chromosomes at metaphase 1
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In which process can recombination through independent assortment and crossing over occur?
Recombination through independent assortment and crossing over can occur during the process of meiosis.
Describe two ways in which genetic recombination occurs during meiosis?
The independent orientation of chromosome tetrads in prophase I. Simplified diagram, FM FM or FM MF Crossing over also in prophase I. A part of the female chromosome and a part of the male chromosome, aligned together, swap places; genetic material.
What is the mechanism for the production of genetic recombinants?
Crossing over and independent assortment
How is the process of crossing over and independent assortment alike?
The crossing over is the process of exchange of DNA between homologous chromosomes whereas the independent assortment is the process in which the chromosome pairs align themeselves at the equator of the cell . Crossing over takes place in Prophase I of meiosis I whereas the independent assortment takes place in metaphase I of meiosis I.
What is the genetic recombination of the kingdom animalia?
Meiosis, which includes crossing over and independent assortment
What process produces genetic diversity through random distribution of chromosomes?
The random distribution of homologous chromosomes during meiosis is called independent assortment
In what two ways does meiosis provide genetic variation?
The two sources of genetic variation in a cell during Meiosis are crossing-over during synapse and independent assortment.
What is the difference between crossing over and independent assortment in genetics?
Crossing over is the exchange of genetic material between homologous chromosomes during meiosis, leading to genetic variation. Independent assortment is the random distribution of homologous chromosomes during meiosis, also contributing to genetic diversity.
Explain the exchange of chromosome segments between chromatids of homologous or non-homologous chromosomes?
a. crossing over b. independent assortment or c. random fertilization
How do the processes of crossing over and independent assortment compare in genetic recombination?
In genetic recombination, crossing over and independent assortment are two processes that shuffle genetic information. Crossing over involves the exchange of genetic material between homologous chromosomes, leading to new combinations of genes. Independent assortment is the random distribution of homologous chromosomes during meiosis, resulting in different combinations of genes in offspring. Both processes contribute to genetic diversity by creating unique combinations of genes in offspring.
What are two main sources of genetic?
Crossing over of choromosomes and Mutation in cells. The law of independent assortment help as well.
What are the steps of meiosis directly responsible for some of the genetic variation seen in a given population?
Independent assortment, crossing over.
