Which of the following statements is true about certainty of paternity?
A) Young or eggs laid by a female are likely to contain the same genes as another female's eggs in a population of birds.
B) Certainty of paternity is high in most species with internal fertilization because the acts of mating and birth are separated by time.
C) Males that guard females they have mated with are certain of their paternity.
D) Certainty of paternity is low when egg laying and mating occur together, as in external fertilization.
E) Paternal behavior exists because it has been reinforced over generations by natural selection.
Wolf spider carrying her young.
These adolescents have just graduated and look forward to moving on from high school and adolesence
When young infants hold objects for a long period of time they eventually become habituated to them.
Young children typically are boundlessly curious about the world around them.
Young recent immigrants often develop two identities
A young woman with retrognathia (illustration)