The cell membrane of a red blood cell will allow water, oxygen, carbon dioxide, and glucose to pass through. since other substances are blocked from coming in, this membrane is called a. perforated. b. semi-permeable. c. non-conductive. d. permeable.

Match the following terms and definitions. 1. species that are adapted to live in equilibrium at carrying capacity population density 2. population growth that reaches equilibrium and carrying capacity population 3. death rate mortality 4. birth rate k-selected 5. a group of interacting individuals of the same species within the same geographic area natality 6. the number of organisms living in a particular area logistic growth