A single sea otter will get eaten by an alligator, but a population of sea otters can chase off the alligator and remain unharmed. What social behavior is this?

A.) Cooperation
B.) Dominance Hierarchy
C.) Altruism
D.) Agonistic Behaviors

Question 1 which of the following allows cells to take in fluids? a. phagocytosis b. pinocytosis c. exocytosis d. receptor-mediated endocytosis question 2 molecules move along their concentration gradient (from areas of high concentration to low concentration) using active transport mechanisms. a. true b. false question 3 which of the following powers active transport (ie. provides the energy for)? a. glucose b. transport proteins c. atp d. phospholipids question 4 what type of lipid is a major component of the plasma membrane? a. cholesterol b. phosopholipids c. proteins d. triglycerides