What occurred when the climate warmed about 12,000 to 10,000 years ago?

What ways did native americans influence the lives of european settlers in early america ?

Select the correct answer. in what type of immunity will the defenses be triggered and react in the same manner, regardless of the organism invading? a. adaptive b. innate c. primary d. mechanical barrier

Concerns about the environment prompt congress to pass a $1 surcharge tax on each gallon of gasoline. which statement best describes the impact of such a tax