chapter 9 Flashcards
r value of genetic relatedness of half siblings
0.25
r value of genetic relatedness of biological siblings
0.50
r value of genetic relatedness of cousins
0.125
r value of genetic relatedness of aunts and uncles with their nieces and nephews
0.25
r value of genetic relatedness of grandparents
0.25
inclusive fitness
direct and indirect components to fitness
hamiltons rule
The individual actor and all its genetic relatives.
all or nothing model
An individual should dispense all of its aid to the recipient that is its closest genetic relative
haploid or diploid sisters are more closely related
haploid 0.75
are queen bees that mate once more related to their sisters sons or their own brothers
sisters sons at 0.375
brother 0.25
parent offspring conflict
a parent’s decisions about
how much aid to give to any particular offspring
these decisions are affected both by how much energy is
available for helping current offspring, and by how many offspring it is likely to have in the future
if they want more offspring in the future, they cant put all their resources into one child
why does sibling conflict occur
an individual offspring is more related to itself (r = 1) than to any of its siblings 0.5.
parent offspring conflict is more common in what kind of mating system
polygamy
kin recognition matching models
using an internal template to recognize kin
