0
== == Yes That's correct In Meiosis Stage 2 The Chromosomes must in effect rip a little peice of each other off in order to conduct Mitosis Again and to make the last two gametes and Within a female it is used also to create Polar bodies in the female gamete cell Hope This Helped :]
Still curious? Ask our experts.
Chat with our AI personalities
Devin
Vivi
RafaDuring prophase I of meiosis, homologous chromosomes pair up and undergo crossing over. Pairing of homologues is essential for genetic recombination and ensures genetic diversity in offspring. Crossing over leads to the exchange of genetic material between homologous chromosomes, further increasing genetic variability.
During crossing over, chromatids from homologous chromosomes exchange segments, so that the chromatids contain DNA from both parents instead of just one parent.
Add your answer:
Earn +20 pts
When do stages of meiosis recombination or crossing over occur?
Crossing over occurs during Prophase I.
What happens to each pair of duplicated homologous chromosomes during meiosis 1?
pairing of homologous chromosomes and recombination of genetic material takes place
What phase does meiosis crossing over occur?
prophase 1.
Could crossing over occur during the second meiotic division?
No, crossing over occurs during prophase I of meiosis when homologous chromosomes exchange genetic material. The second meiotic division involves separating sister chromatids, so crossing over does not occur.
When does crossing over occur im meiosis?
it takes place in the metaphase
Pairing of homologues and crossing over occur during?
prophase I
What is exchange of parts of 2 homologues called?
Crossing over
Why must crossing-over occur during the pairing up of chromosomes in meiosis?
Crossing-over must occur during meiosis because it increases genetic diversity by exchanging genetic material between homologous chromosomes. This process helps create unique combinations of genes in offspring, leading to variation and adaptability in populations.
When do stages of meiosis recombination or crossing over occur?
Crossing over occurs during Prophase I.
What happens to each pair of duplicated homologous chromosomes during meiosis 1?
pairing of homologous chromosomes and recombination of genetic material takes place
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.
Does crossing over occur during mitosis?
No, crossing over does not occur during mitosis. Crossing over is a genetic process that happens during meiosis, specifically during prophase I, where homologous chromosomes exchange genetic material. Mitosis is a different type of cell division that does not involve crossing over.
At what stage of mitosis does crossing over occur?
Crossing over occurs during the prophase I stage of meiosis, not during mitosis.
Where does crossing over occur in the process of mitosis?
Crossing over occurs during the prophase I stage of meiosis, not during mitosis.
Synapsis and crossing over occur during?
Synapsis and crossing over occur during prophase I of meiosis. During synapsis, homologous chromosomes pair up and exchange genetic material, a process known as crossing over, which increases genetic diversity.
How does crossing over incrase phenotypicvariation in a population?
crossing over allows new genes to be made by the crossing over itself or by mutations that occur in the genes as crossing over occurs. since the phenotype is the physical appearance of the gene, the crossing over can change the genotype which can change the phenotype.
What phase does meiosis crossing over occur?
prophase 1.
