How would an increase in nest sites affect a population of pigeons?
athe population would decrease.
bthe population would increase.
cthe population would remain almost the same.
dthe population would be reduced the next year.

thrombocytopenia, which is a deficiency in blood platelets, can cause bleeding and bruising in the dermis similar to senile purpura. other possible causes include: exposure to ultraviolet rays and aging skin are common causes of senile purpura. senile purpura may also be a sign of collagen loss in the skin and bones.

wha is what i will use to get my free points