[Solved] Because DNA strands are antiparallel,replication proceeds A)continuously on both strands. B)continuously on one strand and discontinuously on the other. C)discontinuously on both strands. D)continuously on both strands for a time and then discontinuously. Fertile Females Theory: A hypothesis in evolutionary biology suggesting that certain behavioral or physical traits in females signal reproductive potential to males. Fraternal Birth-Order Effect: A phenomenon where the more older brothers a man has, the higher his likelihood of being homosexual. Genetic Basis: The underlying genetic makeup or heritable factors that contribute to the physical and behavioral characteristics of an organism. Erotic Plasticity: The degree to which an individual's sex drive or sexual interests can be shaped and altered by cultural, social, and situational factors.