The brain and the body communication.1) one directional.2) slow3) 2-way

Could someone me with number one you

Competition occurs between species when

Astudent poured a solution of bromothymol blue indicator into three test tubes. then he placed an aquatic plant in two of the test tubes, as shown below. he placed a stopper on each test tube and placed them all in the dark for 24 hours. bromothymol blue turns from blue to yellow in the presence of co2