Earwax, which is produced in the external auditory canal, contains chemicals that guard the ear from infections.
true or false?

Adrug is tested in the laboratory and is found to create holes in both mitochondrial membranes. scientists suspect that the drug will be harmful to human cells because it will inhibit a) the citric acid cycle. b) oxidative phosphorylation. c) glycolysis. d) the citric acid cycle and oxidative phosphorylation.

Christine, a three-year-old child, often wears her mother’s shoes and carries her bag while pretending that she is going shopping. sometimes christine copies her mother in the kitchen by stirring in empty pots. which type of developmental change is christine experiencing? a- social and emotional b- psychological c- physical d- cognitive

In some states the highway patrol use plane carrying radar device5s to monitor traffic as the plane flies over traffic the radar device can tell the officers how fast each car is moving at the moment in time the radar device determines the cars