1.Reproduction
2.Heredity
3.Variation in fitness or organism
4.variation in individual characters among members of the population
Shield Volcanoes produce extremely fluid lava when they erupt. Not sure if that's the answer you're looking for
Answer:
A. Books and DVDs can be given new life as well.
This would be an example of embryological development.
A)Demographic; because the census studies things such as births,death, and even disease which show changes in human population