What type of variability can be attributed to the result of the exchange of chromosome regions in prophase I of meiosis?

Combinational variability is based on crossing over, the exchange of regions of homologous chromosomes in meiosis, refers to hereditary variability.

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.