The wave like behavior of moving particles cannot be observed due to theof the particles wavelengths? 1) volume
2)distance
3)size
4)mass

In all living cells dna controls cellular activities by

According to le chatelier’s principle, a system in chemical equilibrium responds to stress by shifting the equilibrium in a direction that reduces the stress. normalizes the stress. increases the stress. changes the stress.

Answer asap : ( a. how does mucus prevent the entry of pathogens? b. describe two ways white blood cells protect us from pathogens.