In order to aspirate sample, you would: 1. press the pushbutton to the second stop 2. hold the pipetter vertically and immerse the tip into the sample 3. release the pushbutton slowly and smoothly to aspirate the sample 4. wait one second and then withdraw the tip from the sample.
true or false?

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

Ascientist separates a population of mice into two groups. what would most likely increase the rate of speciation in this population. a. teach the two groups different tricks b. allow the two groups to breed with each other c. put the two groups in different environment d. have the two groups live in identical ecosystems

Anne, an intern in a microbiology lab, was observing the characteristics of various specimens of protists. match each specimen to the category of protist to which it belongs.