How old
do am i
you
think
i
am

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

Hemoglobin is a proton that carries oxygen around your body what is hemoglobin made from

As an asteroid comes close to earth, it's name will change to? apex