Give differences: Crossing over and Linkage.

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(N/A) Crossing overLinkage$(1)$ It leads to the separation of linked genes.$(1)$ It keeps the genes together.$(2)$ It involves the exchange of segment

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(N/A) Crossing overLinkage$(1)$ It leads to the separation of linked genes.$(1)$ It keeps the genes together.$(2)$ It involves the exchange of segments between non-sister chromatids of homologous chromosomes.$(2)$ It involves genes located on the same chromosome.$(3)$ The frequency of crossing over can never exceed $50\%$.$(3)$ The number of linkage groups can never be more than the haploid chromosome number.$(4)$ It increases variability by forming new gene combinations.$(4)$ It reduces variability.

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Crossing over	Linkage
$(1)$ It leads to the separation of linked genes.	$(1)$ It keeps the genes together.
$(2)$ It involves the exchange of segments between non-sister chromatids of homologous chromosomes.	$(2)$ It involves genes located on the same chromosome.
$(3)$ The frequency of crossing over can never exceed $50\%$.	$(3)$ The number of linkage groups can never be more than the haploid chromosome number.
$(4)$ It increases variability by forming new gene combinations.	$(4)$ It reduces variability.