The cell membrane allows some, but not all, molecules to cross. what terms describes this property?

How will technology impact medicine in the future?

Which of the following does not describe a physical property of iron? a iron is silvery-white or gray in color. b iron has a boiling point of about 3,000°c. c iron is a magnetic element . d iron and sulfur react to form iron sulfide.

Climate warming trends allow plant and insect species to inhabit larger ranges. select the best answer from the choices provided