Cell biologists often work with cell cultures in experiments as opposed to entire organisms. There are experiments when the entire organism is required to perform an experiment. Based on what you have learned this past week, what are the advantages and disadvantages of working with cell cultures in experiments versus entire organisms?

Describe five factors that influence the value of fuel

What do your cells need to live? a. carbon dioxide b. carbon c. air d. oxygen

What evidence could be used to convince policy makers to change a shipping lane from going through a whale breeding ground? information on the number of all whale species currently alive information on the number of all whales hit by boats in the given area information on the number of whale deaths in the world's oceans information on the number of whale offspring born every year. (a) scientists could collect and combine data on fish populations all around the world to show that their populations are declining. (b) scientists collect and combine data on fish populations all around the world to show that their populations are increasing. (c) scientists work together and use past data to show that fish populations are becoming locally extinct in some areas. (d) scientists work together and use past data to show that some fish populations are adapting to environmental changes.