1. What characteristics of livings things does a river have? Is a river alive? Explain. 2. What does the fur coat of a bear have to do with homeostasis?
3. How is reproduction related to hereditary?
4. What are some stimuli in your environment? How do you respond to this stimuli?

14) whenever diploid populations are in hardy-weinberg equilibrium at a particular locus a) the allele's frequency should not change from one generation to the next, but its representation in homozygous and heterozygous genotypes may change. b) natural selection, gene flow, and genetic drift are acting equally to change an allele's frequency. c) this means that, at this locus, two alleles are present in equal proportions. d) the population itself is not evolving, but individuals within the population may be evolving.