3. Blood is shunted from the core of the body to the limbs as a result of . What is the purpose of this? 4. dilate in the fight-or-flight response, allowing more to be inhaled and supply energy to the body.

5. The , or mental, effects of long-term stress include .

Dna replication or repair occurs in a cell in all of thw following situations except when

Ascientific idea becomes valid when it is what?

Dr. arenas is a scientist who has been trying to determine if increasing pressure will increase the sound that occurs when two chemicals explode. it measures the volume of the sound that occurs at the minimum pressure at which the explosion will occur. it then increases the pressure and measures the volume of the explosions that occur. what kind of investigation is the scientist conducting?