What does a thermostat do if it gets too cool?

What is the inability of an individual or a society to achieve a minimum standard of living known as ?

What is a sex-linked genetic disorder that disrupts the blood's ability to clot? a.achondroplasia b.huntington's disease c.hemophilia d.albinism

Explain how paleontologists use trilobite fossils as index fossils for various geologic time periods.