During mating, the male toad holds the female with its?
In the male reproductive system of a mammal, sperm is stored in the?
Use the diagram above to answer this question.With respect to their decreasing dependence on aquatic conditions for reproduction, which of the following is the correct arrangement of the animals represented?
In the diagram, it shows that the organisms are?
In the diagram, the male sex cells are contained in the part labelled?