CHYS 2P10 Lecture : Week 9
Document Summary
The text and i have some serious disagreements over the following content. For the purposes of this course, i am right. Why have two sexes? y this is the fundamental question are the two sexes simply cultural constructs? y obviously not, sex is genetic y. Five components of darwin s evolution by natural selection. Individual vary on different traits: more offspring are born than survive to reproduce, certain traits are more likely to pass on offspring (via genes, offspring likely inherit those traits, environmental conditions have changed, leading to new species. The meaning of life y we know the biological meaning of life! y y evolutionary fallacies. It is simply to pass on one s genes to future generations. This is a basic question that the text overlooks y y not all species have two sexes y evolution gives us the likely answer genes and genetic success: greater genetic diversity - changing genes between bodies y.