In an experiment on the traffic 20 cars are observed driving down the street in 4 hours what rate of traffic was observed in this experiment

How did the research presented in the article affect scientists' understanding of the evolution of eukaryotes

Factors that can increase mutation rates a. high temps b. low temps c. food additives d. uv rays

7. describe two strategies that parents can use to cope with stress. 8. describe the three types of childcare available to families. 9. what can parents do to be more involved in their children's education at home and at school? 10. which factors should a parent consider when choosing a childcare option?