What causes sweat pores to close and open?

Forensic anthropologists: a. apply anthropological techniques to legal matters. b. are primarily concerned with the recovery of material culture remains. c. examine the relationships between medical treatment and culturally determined views of disease. d. study disease and trauma in ancient populations. e. study nonhuman primates.

Most animal cells membranes have proteins that pump ions out of the cell and potassium ions into the cell

You see a white marker with an orange circle and black lettering. what does this marker tell you