Which of the following membranes covers the outside of the body and has waterproofing properties? A) synovial.
B) serous.
C) cutaneous.
D) basement.

What will happen to a population of predators if there is a sudden, temporary increase in the number of prey? a. the population of predators will be uniform with no change. b. the population of predators will increase first and then decrease slowly. c. the population of predators will increase continuously.

Which example describes a mutualistic relationship between organisms? young wasps prey on caterpillars. crabs eat the remains of dead fish. tapeworms feed on food in the intestines of cats ants protect a tree on which they feed.

What is one affect on the australian environment due to the introduction of non-native european rabbits