If you return home and smell gas or hear a hissing or blowing sound you should.
a. disregard it.
b. leave immediately.
c. investigate the leak.

Is the tough fibrous membrane surrounding a bone. intra peri inter poly

How is health different for most people in this country today from what it was for people born in 1900? a. people have a shorter life span. b. people today work harder to survive. c. people today live in poorer sanitary conditions. d. people today can focus less on day-to-day survival and more quality of life.

How could natural selection best be used to explain the evolution of the white fur of arctic fox