Oil drilling has a diverse and widespread effect on the environment. the infrastructure required to find and recover oil can destroy habitats and disrupt animal migrations. what type of infrastructure from oil exploration might impact the animals in an ecosystem?
a) roads
b) housing
c) pipelines
d) roads, housing, and pipelines

Identify which gland in the endocrine system is involved in each dysfunction and explain the effect of hormonal imbalance that was observed. 1.dwarfism 2.gigantism 3.goiter

What kind of seafood would you expect to have the highest levels of mercury and why? kelp, because they use the sun to photosynthesize on the bottom trophic level. oysters, because they filter feed on plankton on a lower trophic level. small fish, because they eat plankton on a higher trophic level. sharks, because they feed on organisms on a higher trophic level.

Mention true or false : a) cholera is marked by acute diarrhea and no urination. b)mosquitoes are the source of dysentery germs.