Ch17
No description yet. This curated deck is ready for daily study.
Card preview (8)
define Sexual selection
advantage that some individuals have over others of the same sex with respect to reproduction only
define Intersexual selection
one sex select among the other sex as mates *female choice
define Intrasexual selection
one sex compete with each other for access to the other sex *male-male competition
list the evolved mechanisms to prevent sperm competition
• mating plug - males remove previous male’s sperm
rank mating systems for male from highest to lowest reproductive success
• polygyny • momogamy • polygynandry • polyandry
rank mating systems for female from highest to lowest reproductive success
• polyandry • polygynandry • momogamy • polygyny
State the Conflicts of interest between males & females
• different mating systems - traits evolve in one sex may be harmful to the other
In the example of red deers what is one statistically significant negative correlation found?
high fitness in the male correlated with low fitness in the daughter