Arthropods, like spiders and lobster, don't have blood like mammals do; instead, they have
a. hemoglobin
b. hematoma
c. lymph
d. hemolymph

Liquid water turns into water vapor at which step in the water cycle

Time ! for a smell to begin the process of registering in your brain, first you must a) inhale odor molecules into the nasal cavity b)transduce scent chemicals c)have a scent to inhale d)all answers can work

Which characteristics are typical of a human population in the postindustrial stage?