Can combinative variability manifest itself in the absence of a sexual process?

No, he can not. This follows from the very definition of the term.
Combinative variability is variability resulting from recombination of genes during sexual reproduction. As a result, many different genotypes are formed.



One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.