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Life has evolved from simple stages to more complex ones, and so have the reproduction mechanisms.
Initially the reproduction was a replicating process that consists in producing new individuals that contain the same genetic information as the original or parent individual.
Adequate consideration of both sexes in experiments and disaggregation of data by sex allows for sex-based comparisons and may inform clinical interventions.
Appropriate analysis and transparent reporting of data by sex may therefore enhance the rigor and applicability of preclinical biomedical research.
Check out the calorie-burning profile of each romantic activity below (based on the body weight of a 150-lb woman) along with tips from experts on ramping things up to maximize the amount of calories burned.
Remember how, when you were first dating, you'd start locking lips and 30 minutes later you'd come up for air?
Strong justification from the scientific literature, preliminary data, or other relevant considerations must be provided for applications proposing to study only one sex.
For instance, mate choice and sexual selection can accelerate the evolution of physical differences between the sexes.