What term refers to the predisposed nature toward stereotypical masculine or feminine mating patterns?

The concept you're looking for is commonly referred to as "reproductive strategy." This term captures the idea of inherent predispositions or patterns in mating behaviors that align with traditional masculine or feminine roles. Reproductive strategies are shaped by evolutionary factors that influence how individuals select partners, manage resources, and involve themselves in mating and parenting behaviors.

In the context of psychology and behavioral science, understanding reproductive strategies helps explain why certain gender-specific behaviors are often observed in males and females, often as a result of evolutionary adaptations to increase reproductive success. These strategies encompass a range of behaviors that have evolved to maximize the chances of gene propagation, which can include courting, mate selection, and parental investment.

While biological programming refers to genetic or physiological bases for behavior, and organizing effects pertain to the influence of hormones on sexual differentiation, these terms do not specifically address the mating behaviors associated with masculinity or femininity. Sex-role conditioning, on the other hand, focuses on the socialization processes that lead to gender-specific behaviors but does not encompass the biological or evolutionary aspects inherent in mating patterns. Therefore, "reproductive strategy" is the most appropriate term for describing the predispositions toward distinct mating patterns based on gender.