Answer: the exchange of homologous portions of nonsister chromatids
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Crossing over is _____.
Crossing Over Crossing over is the swapping of genetic material that occurs in the germ line. During the formation of egg and sperm cells also known as meiosis paired chromosomes from each parent align so that similar DNA sequences from the paired chromosomes cross over one another.
Crossing-over definition is - an interchange of genes or segments between homologous chromosomes.
♦ Crossing over is simply the exchange of genetic material between two homologous chromosomes to give rise to recombinant chromosomes. In prophase I homologous chromosomes align lengthwise or pair with each other and exchange of genetic material between the two chromosomes takes place which is known as crossing over .
Why does 'crossing over' only occur in meiosis? - Quora
Chromosomal crossover - Wikipedia
What is 'crossing over' and when does it occur? - Quora
Chromosomal crossover - Science Daily
crossing over . n . (Genetics) biology the interchange of sections between pairing homologous chromosomes during the diplotene stage of meiosis . It results in the rearrangement of genes and produces variation in the inherited characteristics of the offspring.
Crossing Over is a 2009 American crime drama film written and directed by Wayne Kramer. It follows illegal immigrants of different nationalities struggling to achieve legal status in Los Angeles: dealing with the border document fraud and extortion the asylum and green card process work-site en...
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